39009020

素因数分解:

$2^2\times 5^1\times {\mathrm{911}}^1\times {\mathrm{2141}}^1$

素因数の和:3061

約数の個数: 24

約数和(自身を含む): 82047168

約数和(自身を除く): 43038148

約数列:

[1, 2, 4, 5, 10, 20, 911, 1822, 2141, 3644, 4282, 4555, 8564, 9110, 10705, 18220, 21410, 42820, 1950451, 3900902, 7801804, 9752255, 19504510, 39009020]

約数ペア:

[(1, 39009020), (2, 19504510), (4, 9752255), (5, 7801804), (10, 3900902), (20, 1950451), (911, 42820), (1822, 21410), (2141, 18220), (3644, 10705), (4282, 9110), (4555, 8564)]