Q: What is the sum of all factors of the number 139,420 including 139,420?
A: 292,824
The factors of the number 139,420 are: 1, 2, 4, 5, 10, 20, 6971, 13942, 27884, 34855, 69710, 139420.
If you add them up, you will get the total of 292,824.