55144540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{22787}}^1$

素因数の和:22818

約数の個数: 36

約数和(自身を含む): 127293768

約数和(自身を除く): 72149228

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 22787, 45574, 91148, 113935, 227870, 250657, 455740, 501314, 1002628, 1253285, 2506570, 2757227, 5013140, 5514454, 11028908, 13786135, 27572270, 55144540]

約数ペア:

[(1, 55144540), (2, 27572270), (4, 13786135), (5, 11028908), (10, 5514454), (11, 5013140), (20, 2757227), (22, 2506570), (44, 1253285), (55, 1002628), (110, 501314), (121, 455740), (220, 250657), (242, 227870), (484, 113935), (605, 91148), (1210, 45574), (2420, 22787)]