23938420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{467}}^1$

素因数の和:720

約数の個数: 48

約数和(自身を含む): 55194048

約数和(自身を除く): 31255628

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 233, 466, 467, 932, 934, 1165, 1868, 2330, 2335, 2563, 4660, 4670, 5126, 5137, 9340, 10252, 10274, 12815, 20548, 25630, 25685, 51260, 51370, 102740, 108811, 217622, 435244, 544055, 1088110, 1196921, 2176220, 2393842, 4787684, 5984605, 11969210, 23938420]

約数ペア:

[(1, 23938420), (2, 11969210), (4, 5984605), (5, 4787684), (10, 2393842), (11, 2176220), (20, 1196921), (22, 1088110), (44, 544055), (55, 435244), (110, 217622), (220, 108811), (233, 102740), (466, 51370), (467, 51260), (932, 25685), (934, 25630), (1165, 20548), (1868, 12815), (2330, 10274), (2335, 10252), (2563, 9340), (4660, 5137), (4670, 5126)]