Q: What is the sum of all factors of the number 421,490 excluding 421,490?
A: 345,958
The factors of the number 421,490 are: 1, 2, 5, 10, 113, 226, 373, 565, 746, 1130, 1865, 3730, 42149, 84298, 210745, 421490.
If you add them up, you will get the total of 421,835. Now subtract 421,490 to get 345,958