20013720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{166781}}^1$

素因数の和:166795

約数の個数: 32

約数和(自身を含む): 60041520

約数和(自身を除く): 40027800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 166781, 333562, 500343, 667124, 833905, 1000686, 1334248, 1667810, 2001372, 2501715, 3335620, 4002744, 5003430, 6671240, 10006860, 20013720]

約数ペア:

[(1, 20013720), (2, 10006860), (3, 6671240), (4, 5003430), (5, 4002744), (6, 3335620), (8, 2501715), (10, 2001372), (12, 1667810), (15, 1334248), (20, 1000686), (24, 833905), (30, 667124), (40, 500343), (60, 333562), (120, 166781)]