2019582220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1422241}}^1$

素因数の和:1422321

約数の個数: 24

約数和(自身を含む): 4300859808

約数和(自身を除く): 2281277588

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 1422241, 2844482, 5688964, 7111205, 14222410, 28444820, 100979111, 201958222, 403916444, 504895555, 1009791110, 2019582220]

約数ペア:

[(1, 2019582220), (2, 1009791110), (4, 504895555), (5, 403916444), (10, 201958222), (20, 100979111), (71, 28444820), (142, 14222410), (284, 7111205), (355, 5688964), (710, 2844482), (1420, 1422241)]