18189160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{617}}^1$

素因数の和:706

約数の個数: 64

約数和(自身を含む): 45385920

約数和(自身を除く): 27196760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 67, 88, 110, 134, 220, 268, 335, 440, 536, 617, 670, 737, 1234, 1340, 1474, 2468, 2680, 2948, 3085, 3685, 4936, 5896, 6170, 6787, 7370, 12340, 13574, 14740, 24680, 27148, 29480, 33935, 41339, 54296, 67870, 82678, 135740, 165356, 206695, 271480, 330712, 413390, 454729, 826780, 909458, 1653560, 1818916, 2273645, 3637832, 4547290, 9094580, 18189160]

約数ペア:

[(1, 18189160), (2, 9094580), (4, 4547290), (5, 3637832), (8, 2273645), (10, 1818916), (11, 1653560), (20, 909458), (22, 826780), (40, 454729), (44, 413390), (55, 330712), (67, 271480), (88, 206695), (110, 165356), (134, 135740), (220, 82678), (268, 67870), (335, 54296), (440, 41339), (536, 33935), (617, 29480), (670, 27148), (737, 24680), (1234, 14740), (1340, 13574), (1474, 12340), (2468, 7370), (2680, 6787), (2948, 6170), (3085, 5896), (3685, 4936)]