Q: What is the sum of all factors of the number 421,201,240 excluding 421,201,240?
A: 539,490,440
The factors of the number 421,201,240 are: 1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 144247, 288494, 576988, 721235, 1153976, 1442470, 2884940, 5769880, 10530031, 21060062, 42120124, 52650155, 84240248, 105300310, 210600620, 421201240.
If you add them up, you will get the total of 421,201,779. Now subtract 421,201,240 to get 539,490,440