Q: What is the sum of all factors of the number 380,980 excluding 380,980?
A: 439,532
The factors of the number 380,980 are: 1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 443, 860, 886, 1772, 2215, 4430, 8860, 19049, 38098, 76196, 95245, 190490, 380980.
If you add them up, you will get the total of 381,419. Now subtract 380,980 to get 439,532