9487280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10781}}^1$

素因数の和:10805

約数の個数: 40

約数和(自身を含む): 24065424

約数和(自身を除く): 14578144

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 10781, 21562, 43124, 53905, 86248, 107810, 118591, 172496, 215620, 237182, 431240, 474364, 592955, 862480, 948728, 1185910, 1897456, 2371820, 4743640, 9487280]

約数ペア:

[(1, 9487280), (2, 4743640), (4, 2371820), (5, 1897456), (8, 1185910), (10, 948728), (11, 862480), (16, 592955), (20, 474364), (22, 431240), (40, 237182), (44, 215620), (55, 172496), (80, 118591), (88, 107810), (110, 86248), (176, 53905), (220, 43124), (440, 21562), (880, 10781)]