Q: What is the sum of all factors of the number 1,277,960 excluding 1,277,960?
A: 1,668,280
The factors of the number 1,277,960 are: 1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 743, 860, 1486, 1720, 2972, 3715, 5944, 7430, 14860, 29720, 31949, 63898, 127796, 159745, 255592, 319490, 638980, 1277960.
If you add them up, you will get the total of 1,277,961. Now subtract 1,277,960 to get 1,668,280