9818680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5987}}^1$

素因数の和:6039

約数の個数: 32

約数和(自身を含む): 22634640

約数和(自身を除く): 12815960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 5987, 11974, 23948, 29935, 47896, 59870, 119740, 239480, 245467, 490934, 981868, 1227335, 1963736, 2454670, 4909340, 9818680]

約数ペア:

[(1, 9818680), (2, 4909340), (4, 2454670), (5, 1963736), (8, 1227335), (10, 981868), (20, 490934), (40, 245467), (41, 239480), (82, 119740), (164, 59870), (205, 47896), (328, 29935), (410, 23948), (820, 11974), (1640, 5987)]