45219280

素因数分解:

$2^4\times 5^1\times {\mathrm{565241}}^1$

素因数の和:565254

約数の個数: 20

約数和(自身を含む): 105135012

約数和(自身を除く): 59915732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 565241, 1130482, 2260964, 2826205, 4521928, 5652410, 9043856, 11304820, 22609640, 45219280]

約数ペア:

[(1, 45219280), (2, 22609640), (4, 11304820), (5, 9043856), (8, 5652410), (10, 4521928), (16, 2826205), (20, 2260964), (40, 1130482), (80, 565241)]