203225840

素因数分解:

$2^4\times 5^1\times {\mathrm{2540323}}^1$

素因数の和:2540336

約数の個数: 20

約数和(自身を含む): 472500264

約数和(自身を除く): 269274424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2540323, 5080646, 10161292, 12701615, 20322584, 25403230, 40645168, 50806460, 101612920, 203225840]

約数ペア:

[(1, 203225840), (2, 101612920), (4, 50806460), (5, 40645168), (8, 25403230), (10, 20322584), (16, 12701615), (20, 10161292), (40, 5080646), (80, 2540323)]