8518820

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2713}}^1$

素因数の和:2879

約数の個数: 24

約数和(自身を含む): 18010104

約数和(自身を除く): 9491284

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 2713, 3140, 5426, 10852, 13565, 27130, 54260, 425941, 851882, 1703764, 2129705, 4259410, 8518820]

約数ペア:

[(1, 8518820), (2, 4259410), (4, 2129705), (5, 1703764), (10, 851882), (20, 425941), (157, 54260), (314, 27130), (628, 13565), (785, 10852), (1570, 5426), (2713, 3140)]