13904920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{11987}}^1$

素因数の和:12027

約数の個数: 32

約数和(自身を含む): 32367600

約数和(自身を除く): 18462680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 11987, 23974, 47948, 59935, 95896, 119870, 239740, 347623, 479480, 695246, 1390492, 1738115, 2780984, 3476230, 6952460, 13904920]

約数ペア:

[(1, 13904920), (2, 6952460), (4, 3476230), (5, 2780984), (8, 1738115), (10, 1390492), (20, 695246), (29, 479480), (40, 347623), (58, 239740), (116, 119870), (145, 95896), (232, 59935), (290, 47948), (580, 23974), (1160, 11987)]