12811951240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29118071}}^1$

素因数の和:29118093

約数の個数: 32

約数和(自身を含む): 31447517760

約数和(自身を除く): 18635566520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 29118071, 58236142, 116472284, 145590355, 232944568, 291180710, 320298781, 582361420, 640597562, 1164722840, 1281195124, 1601493905, 2562390248, 3202987810, 6405975620, 12811951240]

約数ペア:

[(1, 12811951240), (2, 6405975620), (4, 3202987810), (5, 2562390248), (8, 1601493905), (10, 1281195124), (11, 1164722840), (20, 640597562), (22, 582361420), (40, 320298781), (44, 291180710), (55, 232944568), (88, 145590355), (110, 116472284), (220, 58236142), (440, 29118071)]