Q: What is the sum of all factors of the number 284,920 excluding 284,920?
A: 395,480
The factors of the number 284,920 are: 1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 419, 680, 838, 1676, 2095, 3352, 4190, 7123, 8380, 14246, 16760, 28492, 35615, 56984, 71230, 142460, 284920.
If you add them up, you will get the total of 285,315. Now subtract 284,920 to get 395,480