1624870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 3265920

約数和(自身を除く): 1641050

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 431, 754, 862, 1885, 2155, 3770, 4310, 5603, 11206, 12499, 24998, 28015, 56030, 62495, 124990, 162487, 324974, 812435, 1624870]

約数ペア:

[(1, 1624870), (2, 812435), (5, 324974), (10, 162487), (13, 124990), (26, 62495), (29, 56030), (58, 28015), (65, 24998), (130, 12499), (145, 11206), (290, 5603), (377, 4310), (431, 3770), (754, 2155), (862, 1885)]