8166157420

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1830977}}^1$

素因数の和:1831209

約数の個数: 24

約数和(自身を含む): 17225841024

約数和(自身を除く): 9059683604

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 1830977, 3661954, 7323908, 9154885, 18309770, 36619540, 408307871, 816615742, 1633231484, 2041539355, 4083078710, 8166157420]

約数ペア:

[(1, 8166157420), (2, 4083078710), (4, 2041539355), (5, 1633231484), (10, 816615742), (20, 408307871), (223, 36619540), (446, 18309770), (892, 9154885), (1115, 7323908), (2230, 3661954), (4460, 1830977)]