2000557540

素因数分解:

$2^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{112771}}^1$

素因数の和:113667

約数の個数: 24

約数和(自身を含む): 4205944512

約数和(自身を除く): 2205386972

約数列:

[1, 2, 4, 5, 10, 20, 887, 1774, 3548, 4435, 8870, 17740, 112771, 225542, 451084, 563855, 1127710, 2255420, 100027877, 200055754, 400111508, 500139385, 1000278770, 2000557540]

約数ペア:

[(1, 2000557540), (2, 1000278770), (4, 500139385), (5, 400111508), (10, 200055754), (20, 100027877), (887, 2255420), (1774, 1127710), (3548, 563855), (4435, 451084), (8870, 225542), (17740, 112771)]