Q: What is the sum of all factors of the number 10,421,240 excluding 10,421,240?
A: 13,416,520
The factors of the number 10,421,240 are: 1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 4271, 8542, 17084, 21355, 34168, 42710, 85420, 170840, 260531, 521062, 1042124, 1302655, 2084248, 2605310, 5210620, 10421240.
If you add them up, you will get the total of 10,421,253. Now subtract 10,421,240 to get 13,416,520