490304810

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{620639}}^1$

素因数の和:620725

約数の個数: 16

約数和(自身を含む): 893721600

約数和(自身を除く): 403416790

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 620639, 1241278, 3103195, 6206390, 49030481, 98060962, 245152405, 490304810]

約数ペア:

[(1, 490304810), (2, 245152405), (5, 98060962), (10, 49030481), (79, 6206390), (158, 3103195), (395, 1241278), (790, 620639)]