Q: What is the sum of all factors of the number 1,139,878 excluding 1,139,878?
A: 569,942
The factors of the number 1,139,878 are: 1, 2, 569939, 1139878.
If you add them up, you will get the total of 1,140,447. Now subtract 1,139,878 to get 569,942