Q: What is the sum of all factors of the number 977,980 excluding 977,980?
A: 1,099,508
The factors of the number 977,980 are: 1, 2, 4, 5, 10, 20, 107, 214, 428, 457, 535, 914, 1070, 1828, 2140, 2285, 4570, 9140, 48899, 97798, 195596, 244495, 488990, 977980.
If you add them up, you will get the total of 977,981. Now subtract 977,980 to get 1,099,508