1900225820

素因数分解:

$2^2\times 5^1\times {\mathrm{95011291}}^1$

素因数の和:95011300

約数の個数: 12

約数和(自身を含む): 3990474264

約数和(自身を除く): 2090248444

約数列:

[1, 2, 4, 5, 10, 20, 95011291, 190022582, 380045164, 475056455, 950112910, 1900225820]

約数ペア:

[(1, 1900225820), (2, 950112910), (4, 475056455), (5, 380045164), (10, 190022582), (20, 95011291)]