Greatest Common Factor of 820, 4020

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

GCF of two or more numbers Calculator allows you to quickly calculate the GCF of 820, 4020 i.e. 20 largest integer that divides all the numbers equally.

Greatest common factor (GCF) of 820, 4020 is 20.

GCF(820, 4020) = 20

GCF of 820, 4020

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

GCF of:

Greatest Common Factor of 820,4020

GCF of 820,4020 is 20

2 820, 4020
2 410, 2010
5 205, 1005
41, 201

∴ So the GCF of the given numbers is 2 x 2 x 5 = 20

Greatest Common Factor (GCF) By Matching Biggest Common Factor Method

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

Factors of 4020

List of positive integer factors of 4020 that divides 4020 without a remainder.

1,2,3,4,5,6,10,12,15,20,30,60,67,134,201,268,335,402,670,804,1005,1340,2010,4020

Greatest Common Factor

We found the factors 820,4020 . The biggest common factor number is the GCF number.
So the greatest common factor 820,4020 is 20.

GCF of two or more Numbers Calculation Examples

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

Frequently Asked Questions on GCF of 820, 4020

1. What is the GCF of 820, 4020?

Answer: GCF of 820, 4020 is 20.

2. How to Find the GCF of 820, 4020

Answer: Greatest Common Factor(GCF) of 820, 4020 = 20

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

Step 2: Then multiply all the prime factors GCF(820, 4020) = 20.