16215280

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11923}}^1$

素因数の和:11953

約数の個数: 40

約数和(自身を含む): 39921552

約数和(自身を除く): 23706272

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 11923, 23846, 47692, 59615, 95384, 119230, 190768, 202691, 238460, 405382, 476920, 810764, 953840, 1013455, 1621528, 2026910, 3243056, 4053820, 8107640, 16215280]

約数ペア:

[(1, 16215280), (2, 8107640), (4, 4053820), (5, 3243056), (8, 2026910), (10, 1621528), (16, 1013455), (17, 953840), (20, 810764), (34, 476920), (40, 405382), (68, 238460), (80, 202691), (85, 190768), (136, 119230), (170, 95384), (272, 59615), (340, 47692), (680, 23846), (1360, 11923)]