849580

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:513

約数の個数: 24

約数和(自身を含む): 1805328

約数和(自身を除く): 955748

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 397, 428, 535, 794, 1070, 1588, 1985, 2140, 3970, 7940, 42479, 84958, 169916, 212395, 424790, 849580]

約数ペア:

[(1, 849580), (2, 424790), (4, 212395), (5, 169916), (10, 84958), (20, 42479), (107, 7940), (214, 3970), (397, 2140), (428, 1985), (535, 1588), (794, 1070)]