8870360

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2153}}^1$

素因数の和:2267

約数の個数: 32

約数和(自身を含む): 20161440

約数和(自身を除く): 11291080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2060, 2153, 4120, 4306, 8612, 10765, 17224, 21530, 43060, 86120, 221759, 443518, 887036, 1108795, 1774072, 2217590, 4435180, 8870360]

約数ペア:

[(1, 8870360), (2, 4435180), (4, 2217590), (5, 1774072), (8, 1108795), (10, 887036), (20, 443518), (40, 221759), (103, 86120), (206, 43060), (412, 21530), (515, 17224), (824, 10765), (1030, 8612), (2060, 4306), (2153, 4120)]