Q: What is the sum of all factors of the number 3,121,420 excluding 3,121,420?
A: 3,433,604
The factors of the number 3,121,420 are: 1, 2, 4, 5, 10, 20, 156071, 312142, 624284, 780355, 1560710, 3121420.
If you add them up, you will get the total of 3,121,423. Now subtract 3,121,420 to get 3,433,604