Q: What is the sum of all factors of the number 990,840 excluding 990,840?
A: 2,119,560
The factors of the number 990,840 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 359, 460, 552, 690, 718, 920, 1077, 1380, 1436, 1795, 2154, 2760, 2872, 3590, 4308, 5385, 7180, 8257, 8616, 10770, 14360, 16514, 21540, 24771, 33028, 41285, 43080, 49542, 66056, 82570, 99084, 123855, 165140, 198168, 247710, 330280, 495420, 990840.
If you add them up, you will get the total of 990,842. Now subtract 990,840 to get 2,119,560