20984160

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43717}}^1$

素因数の和:43735

約数の個数: 48

約数和(自身を含む): 66101616

約数和(自身を除く): 45117456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 43717, 87434, 131151, 174868, 218585, 262302, 349736, 437170, 524604, 655755, 699472, 874340, 1049208, 1311510, 1398944, 1748680, 2098416, 2623020, 3497360, 4196832, 5246040, 6994720, 10492080, 20984160]

約数ペア:

[(1, 20984160), (2, 10492080), (3, 6994720), (4, 5246040), (5, 4196832), (6, 3497360), (8, 2623020), (10, 2098416), (12, 1748680), (15, 1398944), (16, 1311510), (20, 1049208), (24, 874340), (30, 699472), (32, 655755), (40, 524604), (48, 437170), (60, 349736), (80, 262302), (96, 218585), (120, 174868), (160, 131151), (240, 87434), (480, 43717)]