Greatest Common Factor of 40, 420, 782

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 40, 420, 782 by common division method
• Greatest Common Factor of 40, 420, 782 with matching the biggest common factor

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∴ So the GCF of the given numbers is 2 = 2

Factors of 40

List of positive integer factors of 40 that divides 40 without a remainder.

1,2,4,5,8,10,20,40

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 782

List of positive integer factors of 782 that divides 782 without a remainder.

1,2,17,23,34,46,391,782

Greatest Common Factor

We found the factors 40,420,782 . The biggest common factor number is the GCF number.
So the greatest common factor 40,420,782 is 2.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 84, 610, 644
• GCF of 56, 968, 207
• GCF of 69, 990, 584
• GCF of 99, 561, 826
• GCF of 92, 430, 165

1. What is the GCF of 40, 420, 782?

Answer: GCF of 40, 420, 782 is 2.

2. How to Find the GCF of 40, 420, 782

Answer: Greatest Common Factor(GCF) of 40, 420, 782 = 2

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(40, 420, 782) = 2.