858422060

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{102437}}^1$

素因数の和:102865

約数の個数: 24

約数和(自身を含む): 1807006320

約数和(自身を除く): 948584260

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 102437, 204874, 409748, 512185, 1024370, 2048740, 42921103, 85842206, 171684412, 214605515, 429211030, 858422060]

約数ペア:

[(1, 858422060), (2, 429211030), (4, 214605515), (5, 171684412), (10, 85842206), (20, 42921103), (419, 2048740), (838, 1024370), (1676, 512185), (2095, 409748), (4190, 204874), (8380, 102437)]