13581920

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7717}}^1$

素因数の和:7743

約数の個数: 48

約数和(自身を含む): 35008848

約数和(自身を除く): 21426928

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 7717, 15434, 30868, 38585, 61736, 77170, 84887, 123472, 154340, 169774, 246944, 308680, 339548, 424435, 617360, 679096, 848870, 1234720, 1358192, 1697740, 2716384, 3395480, 6790960, 13581920]

約数ペア:

[(1, 13581920), (2, 6790960), (4, 3395480), (5, 2716384), (8, 1697740), (10, 1358192), (11, 1234720), (16, 848870), (20, 679096), (22, 617360), (32, 424435), (40, 339548), (44, 308680), (55, 246944), (80, 169774), (88, 154340), (110, 123472), (160, 84887), (176, 77170), (220, 61736), (352, 38585), (440, 30868), (880, 15434), (1760, 7717)]