Q: What is the sum of all factors of the number 872,920 including 872,920?
A: 1,990,800
The factors of the number 872,920 are: 1, 2, 4, 5, 8, 10, 20, 40, 139, 157, 278, 314, 556, 628, 695, 785, 1112, 1256, 1390, 1570, 2780, 3140, 5560, 6280, 21823, 43646, 87292, 109115, 174584, 218230, 436460, 872920.
If you add them up, you will get the total of 1,990,800.