Greatest Common Factor of 20, 640, 322

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

• Greatest Common Factor of 20, 640, 322 by common division method
• Greatest Common Factor of 20, 640, 322 with matching the biggest common factor

Maximum 4 Number can be enter but you can reset

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

Factors of 20

List of positive integer factors of 20 that divides 20 without a remainder.

1,2,4,5,10,20

Factors of 640

List of positive integer factors of 640 that divides 640 without a remainder.

1,2,4,5,8,10,16,20,32,40,64,80,128,160,320,640

Factors of 322

List of positive integer factors of 322 that divides 322 without a remainder.

1,2,7,14,23,46,161,322

Greatest Common Factor

We found the factors 20,640,322 . The biggest common factor number is the GCF number.
So the greatest common factor 20,640,322 is 2.

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

• GCF of 42, 455, 911
• GCF of 82, 861, 100
• GCF of 43, 241, 741
• GCF of 17, 312, 260
• GCF of 74, 462, 103

1. What is the GCF of 20, 640, 322?

Answer: GCF of 20, 640, 322 is 2.

2. How to Find the GCF of 20, 640, 322

Answer: Greatest Common Factor(GCF) of 20, 640, 322 = 2

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

Step 2: Then multiply all the prime factors GCF(20, 640, 322) = 2.