Greatest Common Factor of 490, 170, 820

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

• Greatest Common Factor of 490, 170, 820 by common division method
• Greatest Common Factor of 490, 170, 820 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 x 5 = 10

Factors of 490

List of positive integer factors of 490 that divides 490 without a remainder.

1,2,5,7,10,14,35,49,70,98,245,490

Factors of 170

List of positive integer factors of 170 that divides 170 without a remainder.

1,2,5,10,17,34,85,170

Factors of 820

List of positive integer factors of 820 that divides 820 without a remainder.

1,2,4,5,10,20,41,82,164,205,410,820

Greatest Common Factor

We found the factors 490,170,820 . The biggest common factor number is the GCF number.
So the greatest common factor 490,170,820 is 10.

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

• GCF of 129, 662, 138
• GCF of 499, 193, 271
• GCF of 701, 110, 847
• GCF of 314, 219, 125
• GCF of 940, 642, 527

1. What is the GCF of 490, 170, 820?

Answer: GCF of 490, 170, 820 is 10.

2. How to Find the GCF of 490, 170, 820

Answer: Greatest Common Factor(GCF) of 490, 170, 820 = 10

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

Step 2: Then multiply all the prime factors GCF(490, 170, 820) = 10.