2008558780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5285681}}^1$

素因数の和:5285709

約数の個数: 24

約数和(自身を含む): 4439972880

約数和(自身を除く): 2431414100

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 5285681, 10571362, 21142724, 26428405, 52856810, 100427939, 105713620, 200855878, 401711756, 502139695, 1004279390, 2008558780]

約数ペア:

[(1, 2008558780), (2, 1004279390), (4, 502139695), (5, 401711756), (10, 200855878), (19, 105713620), (20, 100427939), (38, 52856810), (76, 26428405), (95, 21142724), (190, 10571362), (380, 5285681)]