Q: What is the sum of all factors of the number 1,289,402 excluding 1,289,402?
A: 644,704
The factors of the number 1,289,402 are: 1, 2, 644701, 1289402.
If you add them up, you will get the total of 1,290,046. Now subtract 1,289,402 to get 644,704