Greatest Common Factor of 20, 93, 36, 490

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

• Greatest Common Factor of 20, 93, 36, 490 by common division method
• Greatest Common Factor of 20, 93, 36, 490 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 20

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

1,2,4,5,10,20

Factors of 93

List of positive integer factors of 93 that divides 93 without a remainder.

1,3,31,93

Factors of 36

List of positive integer factors of 36 that divides 36 without a remainder.

1,2,3,4,6,9,12,18,36

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

Greatest Common Factor

We found the factors 20,93,36,490 . The biggest common factor number is the GCF number.
So the greatest common factor 20,93,36,490 is 1.

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

• GCF of 30, 38, 39, 230
• GCF of 15, 56, 87, 518
• GCF of 33, 93, 70, 217
• GCF of 80, 15, 24, 282
• GCF of 97, 64, 32, 504

1. What is the GCF of 20, 93, 36, 490?

Answer: GCF of 20, 93, 36, 490 is 1.

2. How to Find the GCF of 20, 93, 36, 490

Answer: Greatest Common Factor(GCF) of 20, 93, 36, 490 = 1

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

Step 2: Then multiply all the prime factors GCF(20, 93, 36, 490) = 1.