8395180

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3851}}^1$

素因数の和:3969

約数の個数: 24

約数和(自身を含む): 17796240

約数和(自身を除く): 9401060

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 3851, 7702, 15404, 19255, 38510, 77020, 419759, 839518, 1679036, 2098795, 4197590, 8395180]

約数ペア:

[(1, 8395180), (2, 4197590), (4, 2098795), (5, 1679036), (10, 839518), (20, 419759), (109, 77020), (218, 38510), (436, 19255), (545, 15404), (1090, 7702), (2180, 3851)]