13304219960

素因数分解:

$2^3\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{270631}}^1$

素因数の和:271871

約数の個数: 32

約数和(自身を含む): 29958962400

約数和(自身を除く): 16654742440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1229, 2458, 4916, 6145, 9832, 12290, 24580, 49160, 270631, 541262, 1082524, 1353155, 2165048, 2706310, 5412620, 10825240, 332605499, 665210998, 1330421996, 1663027495, 2660843992, 3326054990, 6652109980, 13304219960]

約数ペア:

[(1, 13304219960), (2, 6652109980), (4, 3326054990), (5, 2660843992), (8, 1663027495), (10, 1330421996), (20, 665210998), (40, 332605499), (1229, 10825240), (2458, 5412620), (4916, 2706310), (6145, 2165048), (9832, 1353155), (12290, 1082524), (24580, 541262), (49160, 270631)]