2180660

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1019}}^1$

素因数の和:1135

約数の個数: 24

約数和(自身を含む): 4626720

約数和(自身を除く): 2446060

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1019, 1070, 2038, 2140, 4076, 5095, 10190, 20380, 109033, 218066, 436132, 545165, 1090330, 2180660]

約数ペア:

[(1, 2180660), (2, 1090330), (4, 545165), (5, 436132), (10, 218066), (20, 109033), (107, 20380), (214, 10190), (428, 5095), (535, 4076), (1019, 2140), (1070, 2038)]