Q: What is the sum of all factors of the number 121,420 excluding 121,420?
A: 153,764
The factors of the number 121,420 are: 1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 467, 934, 1868, 2335, 4670, 6071, 9340, 12142, 24284, 30355, 60710, 121420.
If you add them up, you will get the total of 121,573. Now subtract 121,420 to get 153,764