8351240

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2027}}^1$

素因数の和:2141

約数の個数: 32

約数和(自身を含む): 18982080

約数和(自身を除く): 10630840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 206, 412, 515, 824, 1030, 2027, 2060, 4054, 4120, 8108, 10135, 16216, 20270, 40540, 81080, 208781, 417562, 835124, 1043905, 1670248, 2087810, 4175620, 8351240]

約数ペア:

[(1, 8351240), (2, 4175620), (4, 2087810), (5, 1670248), (8, 1043905), (10, 835124), (20, 417562), (40, 208781), (103, 81080), (206, 40540), (412, 20270), (515, 16216), (824, 10135), (1030, 8108), (2027, 4120), (2060, 4054)]