20320835620

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{4215941}}^1$

素因数の和:4216191

約数の個数: 24

約数和(自身を含む): 42850834488

約数和(自身を除く): 22529998868

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 4215941, 8431882, 16863764, 21079705, 42159410, 84318820, 1016041781, 2032083562, 4064167124, 5080208905, 10160417810, 20320835620]

約数ペア:

[(1, 20320835620), (2, 10160417810), (4, 5080208905), (5, 4064167124), (10, 2032083562), (20, 1016041781), (241, 84318820), (482, 42159410), (964, 21079705), (1205, 16863764), (2410, 8431882), (4820, 4215941)]