55870540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23087}}^1$

素因数の和:23118

約数の個数: 36

約数和(自身を含む): 128969568

約数和(自身を除く): 73099028

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 23087, 46174, 92348, 115435, 230870, 253957, 461740, 507914, 1015828, 1269785, 2539570, 2793527, 5079140, 5587054, 11174108, 13967635, 27935270, 55870540]

約数ペア:

[(1, 55870540), (2, 27935270), (4, 13967635), (5, 11174108), (10, 5587054), (11, 5079140), (20, 2793527), (22, 2539570), (44, 1269785), (55, 1015828), (110, 507914), (121, 461740), (220, 253957), (242, 230870), (484, 115435), (605, 92348), (1210, 46174), (2420, 23087)]