Q: What is the sum of all factors of the number 1,890,280 including 1,890,280?

A: 5,005,440

Why is 5,005,440 the sum of all factors of 1,890,280, including 1,890,280?

The factors of the number 1,890,280 are: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 86, 140, 157, 172, 215, 280, 301, 314, 344, 430, 602, 628, 785, 860, 1099, 1204, 1256, 1505, 1570, 1720, 2198, 2408, 3010, 3140, 4396, 5495, 6020, 6280, 6751, 8792, 10990, 12040, 13502, 21980, 27004, 33755, 43960, 47257, 54008, 67510, 94514, 135020, 189028, 236285, 270040, 378056, 472570, 945140, 1890280.

If you add them up, you will get the total of 5,005,440.