53259380

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{29921}}^1$

素因数の和:30019

約数の個数: 24

約数和(自身を含む): 113105160

約数和(自身を除く): 59845780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 29921, 59842, 119684, 149605, 299210, 598420, 2662969, 5325938, 10651876, 13314845, 26629690, 53259380]

約数ペア:

[(1, 53259380), (2, 26629690), (4, 13314845), (5, 10651876), (10, 5325938), (20, 2662969), (89, 598420), (178, 299210), (356, 149605), (445, 119684), (890, 59842), (1780, 29921)]