2005164860

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{23741}}^1$

素因数の和:23894

約数の個数: 48

約数和(自身を含む): 4355612352

約数和(自身を除く): 2350447492

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 103, 164, 205, 206, 410, 412, 515, 820, 1030, 2060, 4223, 8446, 16892, 21115, 23741, 42230, 47482, 84460, 94964, 118705, 237410, 474820, 973381, 1946762, 2445323, 3893524, 4866905, 4890646, 9733810, 9781292, 12226615, 19467620, 24453230, 48906460, 100258243, 200516486, 401032972, 501291215, 1002582430, 2005164860]

約数ペア:

[(1, 2005164860), (2, 1002582430), (4, 501291215), (5, 401032972), (10, 200516486), (20, 100258243), (41, 48906460), (82, 24453230), (103, 19467620), (164, 12226615), (205, 9781292), (206, 9733810), (410, 4890646), (412, 4866905), (515, 3893524), (820, 2445323), (1030, 1946762), (2060, 973381), (4223, 474820), (8446, 237410), (16892, 118705), (21115, 94964), (23741, 84460), (42230, 47482)]