11976280

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4217}}^1$

素因数の和:4299

約数の個数: 32

約数和(自身を含む): 27332640

約数和(自身を除く): 15356360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 4217, 8434, 16868, 21085, 33736, 42170, 84340, 168680, 299407, 598814, 1197628, 1497035, 2395256, 2994070, 5988140, 11976280]

約数ペア:

[(1, 11976280), (2, 5988140), (4, 2994070), (5, 2395256), (8, 1497035), (10, 1197628), (20, 598814), (40, 299407), (71, 168680), (142, 84340), (284, 42170), (355, 33736), (568, 21085), (710, 16868), (1420, 8434), (2840, 4217)]