55294520

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{13421}}^1$

素因数の和:13535

約数の個数: 32

約数和(自身を含む): 125629920

約数和(自身を除く): 70335400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 4120, 13421, 26842, 53684, 67105, 107368, 134210, 268420, 536840, 1382363, 2764726, 5529452, 6911815, 11058904, 13823630, 27647260, 55294520]

約数ペア:

[(1, 55294520), (2, 27647260), (4, 13823630), (5, 11058904), (8, 6911815), (10, 5529452), (20, 2764726), (40, 1382363), (103, 536840), (206, 268420), (412, 134210), (515, 107368), (824, 67105), (1030, 53684), (2060, 26842), (4120, 13421)]