157442020

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{107837}}^1$

素因数の和:107919

約数の個数: 24

約数和(自身を含む): 335160504

約数和(自身を除く): 177718484

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 107837, 215674, 431348, 539185, 1078370, 2156740, 7872101, 15744202, 31488404, 39360505, 78721010, 157442020]

約数ペア:

[(1, 157442020), (2, 78721010), (4, 39360505), (5, 31488404), (10, 15744202), (20, 7872101), (73, 2156740), (146, 1078370), (292, 539185), (365, 431348), (730, 215674), (1460, 107837)]