Q: What is the sum of all factors of the number 655,420 excluding 655,420?
A: 721,004
The factors of the number 655,420 are: 1, 2, 4, 5, 10, 20, 32771, 65542, 131084, 163855, 327710, 655420.
If you add them up, you will get the total of 656,141. Now subtract 655,420 to get 721,004