Q: What is the sum of all factors of the number 2,040 excluding 2,040?
A: 4,440
The factors of the number 2,040 are: 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040.
If you add them up, you will get the total of 2,044. Now subtract 2,040 to get 4,440