2020366940

素因数分解:

$2^2\times 5^1\times {\mathrm{9161}}^1\times {\mathrm{11027}}^1$

素因数の和:20197

約数の個数: 24

約数和(自身を含む): 4243618512

約数和(自身を除く): 2223251572

約数列:

[1, 2, 4, 5, 10, 20, 9161, 11027, 18322, 22054, 36644, 44108, 45805, 55135, 91610, 110270, 183220, 220540, 101018347, 202036694, 404073388, 505091735, 1010183470, 2020366940]

約数ペア:

[(1, 2020366940), (2, 1010183470), (4, 505091735), (5, 404073388), (10, 202036694), (20, 101018347), (9161, 220540), (11027, 183220), (18322, 110270), (22054, 91610), (36644, 55135), (44108, 45805)]