2016987620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{2459741}}^1$

素因数の和:2459791

約数の個数: 24

約数和(自身を含む): 4338984888

約数和(自身を除く): 2321997268

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 2459741, 4919482, 9838964, 12298705, 24597410, 49194820, 100849381, 201698762, 403397524, 504246905, 1008493810, 2016987620]

約数ペア:

[(1, 2016987620), (2, 1008493810), (4, 504246905), (5, 403397524), (10, 201698762), (20, 100849381), (41, 49194820), (82, 24597410), (164, 12298705), (205, 9838964), (410, 4919482), (820, 2459741)]