Factors of 3940

"Factors of a Number" Calculator
Factors of

What are the factors of 3,940?

Answer

Factors of 3,940:
1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940

12 factors · 3940 = 22 × 5 × 197 · composite

Underlined — prime: 2, 5, 197 · 1 — neither prime nor composite · others — composite

Factor pairs of 3,940

  • 1 × 3940
  • 2 × 1970
  • 4 × 985
  • 5 × 788
  • 10 × 394
  • 20 × 197

√3940 ≈ 62.77 — the last pair 20 × 197 sits here; past it pairs repeat.

3940 = 22 × 5 × 197 → (2 + 1) × (1 + 1) × (1 + 1) = 12 factors: add 1 to each exponent and multiply.

See Also

Recalculate with different values ↑

Factors Table

NumberFactors
3,8101, 2, 3, 5, 6, 10, 15, 30, 127, 254, 381, 635, 762, 1270, 1905, 3810
3,8201, 2, 4, 5, 10, 20, 191, 382, 764, 955, 1910, 3820
3,8401, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840
3,8501, 2, 5, 7, 10, 11, 14, 22, 25, 35, 50, 55, 70, 77, 110, 154, 175, 275, 350, 385, 550, 770, 1925, 3850
3,8551, 3, 5, 15, 257, 771, 1285, 3855
3,8701, 2, 3, 5, 6, 9, 10, 15, 18, 30, 43, 45, 86, 90, 129, 215, 258, 387, 430, 645, 774, 1290, 1935, 3870
3,8751, 5, 25, 31, 125, 155, 775, 3875
3,8801, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 3880
3,8901, 2, 5, 10, 389, 778, 1945, 3890
3,9001, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900
3,9051, 5, 11, 55, 71, 355, 781, 3905
3,9151, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915
3,9201, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920
3,9301, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 786, 1310, 1965, 3930
3,9351, 5, 787, 3935
3,9401, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940
3,9451, 3, 5, 15, 263, 789, 1315, 3945
3,9501, 2, 5, 10, 25, 50, 79, 158, 395, 790, 1975, 3950
3,9601, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960
3,9691, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 441, 567, 1323, 3969
3,9701, 2, 5, 10, 397, 794, 1985, 3970
3,9851, 5, 797, 3985
3,9901, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990
4,0001, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000
4,0201, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020
4,0251, 5, 7, 23, 25, 35, 115, 161, 175, 575, 805, 4025
4,0351, 3, 5, 15, 269, 807, 1345, 4035
4,0401, 2, 4, 5, 8, 10, 20, 40, 101, 202, 404, 505, 808, 1010, 2020, 4040
4,0451, 5, 809, 4045
4,0501, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 270, 405, 450, 675, 810, 1350, 2025, 4050

FAQ

What are the factors of 3,940?

Factors of 3,940: 1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940

How many factors does 3,940 have?

Number 3,940 has 12 factors

How many factor pairs does 3,940 have?

Number 3,940 has 6 factor pairs

Is 3,940 a prime or composite number?

Composite: 3940 = 2² × 5 × 197, so it has 12 factors — a prime has exactly two.

How many factors does 3,940 have excluding 1 and 3,940?

10: 2, 4, 5, 10, 20, 197, 394, 788, 985 and 1970.

See Also