9879020

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2341}}^1$

素因数の和:2561

約数の個数: 24

約数和(自身を含む): 20853168

約数和(自身を除く): 10974148

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 2341, 4220, 4682, 9364, 11705, 23410, 46820, 493951, 987902, 1975804, 2469755, 4939510, 9879020]

約数ペア:

[(1, 9879020), (2, 4939510), (4, 2469755), (5, 1975804), (10, 987902), (20, 493951), (211, 46820), (422, 23410), (844, 11705), (1055, 9364), (2110, 4682), (2341, 4220)]