2045012980

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{904873}}^1$

素因数の和:904995

約数の個数: 24

約数和(自身を含む): 4332536712

約数和(自身を除く): 2287523732

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 904873, 1809746, 3619492, 4524365, 9048730, 18097460, 102250649, 204501298, 409002596, 511253245, 1022506490, 2045012980]

約数ペア:

[(1, 2045012980), (2, 1022506490), (4, 511253245), (5, 409002596), (10, 204501298), (20, 102250649), (113, 18097460), (226, 9048730), (452, 4524365), (565, 3619492), (1130, 1809746), (2260, 904873)]