Q: What is the sum of all factors of the number 673,420 excluding 673,420?
A: 869,828
The factors of the number 673,420 are: 1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 3061, 6122, 12244, 15305, 30610, 33671, 61220, 67342, 134684, 168355, 336710, 673420.
If you add them up, you will get the total of 674,289. Now subtract 673,420 to get 869,828