31585620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47857}}^1$

素因数の和:47880

約数の個数: 48

約数和(自身を含む): 96481728

約数和(自身を除く): 64896108

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 47857, 95714, 143571, 191428, 239285, 287142, 478570, 526427, 574284, 717855, 957140, 1052854, 1435710, 1579281, 2105708, 2632135, 2871420, 3158562, 5264270, 6317124, 7896405, 10528540, 15792810, 31585620]

約数ペア:

[(1, 31585620), (2, 15792810), (3, 10528540), (4, 7896405), (5, 6317124), (6, 5264270), (10, 3158562), (11, 2871420), (12, 2632135), (15, 2105708), (20, 1579281), (22, 1435710), (30, 1052854), (33, 957140), (44, 717855), (55, 574284), (60, 526427), (66, 478570), (110, 287142), (132, 239285), (165, 191428), (220, 143571), (330, 95714), (660, 47857)]