872103620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1063541}}^1$

素因数の和:1063591

約数の個数: 24

約数和(自身を含む): 1876088088

約数和(自身を除く): 1003984468

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 1063541, 2127082, 4254164, 5317705, 10635410, 21270820, 43605181, 87210362, 174420724, 218025905, 436051810, 872103620]

約数ペア:

[(1, 872103620), (2, 436051810), (4, 218025905), (5, 174420724), (10, 87210362), (20, 43605181), (41, 21270820), (82, 10635410), (164, 5317705), (205, 4254164), (410, 2127082), (820, 1063541)]