Q: What is the sum of all factors of the number 661,490 excluding 661,490?
A: 570,790
The factors of the number 661,490 are: 1, 2, 5, 10, 29, 58, 145, 290, 2281, 4562, 11405, 22810, 66149, 132298, 330745, 661490.
If you add them up, you will get the total of 662,060. Now subtract 661,490 to get 570,790