GCF for 40 and 760

What is the Greatest Common Factor of 40 and 760?

Answer: GCF of 40 and 760 is 40

(Forty)

Finding GCF for 40 and 760 using all factors (divisors) listing

The first method to find GCF for numbers 40 and 760 is to list all factors for both numbers and pick the highest common one:

All factors of 40: 1, 2, 4, 5, 8, 10, 20, 40

All factors of 760: 1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760

So the Greatest Common Factor for 40 and 760 is 40

Finding GCF for 40 and 760 by Prime Factorization

The second method to find GCF for numbers 40 and 760 is to list all Prime Factors for both numbers and multiply the common ones:

All Prime Factors of 40: 2, 2, 2, 5

All Prime Factors of 760: 2, 2, 2, 5, 19

As we can see there are Prime Factors common to both numbers: 2, 2, 2, 5

Now we need to multiply them to find GCF: 2 × 2 × 2 × 5 = 40

GCF Table

Number 1Number 2GCF
257605
267602
277601
287604
297601
3076010
317601
327608
337601
347602
357605
367604
377601
3876038
397601
4076040
417601
427602
437601
447604
457605
467602
477601
487608
497601
5076010
517601
527604
537601
547602

About "Greatest Common Factor" Calculator

This calculator will help you find the greatest common factor (GCF) of two numbers. For example, it can help you find out what is the Greatest Common Factor of 40 and 760? (The answer is: 40). Select the first number (e.g. '40') and the second number (e.g. '760'). After that hit the 'Calculate' button.
Greatest Common Factor (GCF) also known as the Greatest Common Divisor (GCD) or Highest Common Factor (HCF) - it is the largest positive integer that divides each of the integers with zero remainder

FAQ

What is the Greatest Common Factor of 40 and 760?

GCF of 40 and 760 is 40