Q: What is the sum of all factors of the number 438,540 excluding 438,540?
A: 789,540
The factors of the number 438,540 are: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 7309, 14618, 21927, 29236, 36545, 43854, 73090, 87708, 109635, 146180, 219270, 438540.
If you add them up, you will get the total of 439,329. Now subtract 438,540 to get 789,540