Q: What is the sum of all factors of the number 1,242,440 excluding 1,242,440?
A: 1,592,560
The factors of the number 1,242,440 are: 1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 349, 356, 445, 698, 712, 890, 1396, 1745, 1780, 2792, 3490, 3560, 6980, 13960, 31061, 62122, 124244, 155305, 248488, 310610, 621220, 1242440.
If you add them up, you will get the total of 1,242,441. Now subtract 1,242,440 to get 1,592,560