12402640

素因数分解:

$2^4\times 5^1\times {\mathrm{229}}^1\times {\mathrm{677}}^1$

素因数の和:919

約数の個数: 40

約数和(自身を含む): 29004840

約数和(自身を除く): 16602200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 229, 458, 677, 916, 1145, 1354, 1832, 2290, 2708, 3385, 3664, 4580, 5416, 6770, 9160, 10832, 13540, 18320, 27080, 54160, 155033, 310066, 620132, 775165, 1240264, 1550330, 2480528, 3100660, 6201320, 12402640]

約数ペア:

[(1, 12402640), (2, 6201320), (4, 3100660), (5, 2480528), (8, 1550330), (10, 1240264), (16, 775165), (20, 620132), (40, 310066), (80, 155033), (229, 54160), (458, 27080), (677, 18320), (916, 13540), (1145, 10832), (1354, 9160), (1832, 6770), (2290, 5416), (2708, 4580), (3385, 3664)]