10
Chat with our AI personalities
The greatest common factor of 20, 30, and 80 is 10.
20 - 1,2,4,5,10,20 You can not have a GCF of just one number. But written are the factors of 20.
10
The Greatest Common Factor of 20 and 30 is 10.
The Greatest Common Factor (GCF) is: 10