54286360

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{12451}}^1$

素因数の和:12571

約数の個数: 32

約数和(自身を含む): 123274800

約数和(自身を除く): 68988440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 12451, 24902, 49804, 62255, 99608, 124510, 249020, 498040, 1357159, 2714318, 5428636, 6785795, 10857272, 13571590, 27143180, 54286360]

約数ペア:

[(1, 54286360), (2, 27143180), (4, 13571590), (5, 10857272), (8, 6785795), (10, 5428636), (20, 2714318), (40, 1357159), (109, 498040), (218, 249020), (436, 124510), (545, 99608), (872, 62255), (1090, 49804), (2180, 24902), (4360, 12451)]