2991640

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2579}}^1$

素因数の和:2619

約数の個数: 32

約数和(自身を含む): 6966000

約数和(自身を除く): 3974360

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 2579, 5158, 10316, 12895, 20632, 25790, 51580, 74791, 103160, 149582, 299164, 373955, 598328, 747910, 1495820, 2991640]

約数ペア:

[(1, 2991640), (2, 1495820), (4, 747910), (5, 598328), (8, 373955), (10, 299164), (20, 149582), (29, 103160), (40, 74791), (58, 51580), (116, 25790), (145, 20632), (232, 12895), (290, 10316), (580, 5158), (1160, 2579)]