Q: What is the sum of all factors of the number 258,040 excluding 258,040?
A: 322,640
The factors of the number 258,040 are: 1, 2, 4, 5, 8, 10, 20, 40, 6451, 12902, 25804, 32255, 51608, 64510, 129020, 258040.
If you add them up, you will get the total of 258,362. Now subtract 258,040 to get 322,640