811490

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4271}}^1$

素因数の和:4297

約数の個数: 16

約数和(自身を含む): 1537920

約数和(自身を除く): 726430

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 4271, 8542, 21355, 42710, 81149, 162298, 405745, 811490]

約数ペア:

[(1, 811490), (2, 405745), (5, 162298), (10, 81149), (19, 42710), (38, 21355), (95, 8542), (190, 4271)]