220241360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{88807}}^1$

素因数の和:88851

約数の個数: 40

約数和(自身を含む): 528585216

約数和(自身を除く): 308343856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 88807, 177614, 355228, 444035, 710456, 888070, 1420912, 1776140, 2753017, 3552280, 5506034, 7104560, 11012068, 13765085, 22024136, 27530170, 44048272, 55060340, 110120680, 220241360]

約数ペア:

[(1, 220241360), (2, 110120680), (4, 55060340), (5, 44048272), (8, 27530170), (10, 22024136), (16, 13765085), (20, 11012068), (31, 7104560), (40, 5506034), (62, 3552280), (80, 2753017), (124, 1776140), (155, 1420912), (248, 888070), (310, 710456), (496, 444035), (620, 355228), (1240, 177614), (2480, 88807)]