55111240

素因数分解:

$2^3\times 5^1\times {\mathrm{1377781}}^1$

素因数の和:1377792

約数の個数: 16

約数和(自身を含む): 124000380

約数和(自身を除く): 68889140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1377781, 2755562, 5511124, 6888905, 11022248, 13777810, 27555620, 55111240]

約数ペア:

[(1, 55111240), (2, 27555620), (4, 13777810), (5, 11022248), (8, 6888905), (10, 5511124), (20, 2755562), (40, 1377781)]