100426220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{122471}}^1$

素因数の和:122521

約数の個数: 24

約数和(自身を含む): 216040608

約数和(自身を除く): 115614388

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 122471, 244942, 489884, 612355, 1224710, 2449420, 5021311, 10042622, 20085244, 25106555, 50213110, 100426220]

約数ペア:

[(1, 100426220), (2, 50213110), (4, 25106555), (5, 20085244), (10, 10042622), (20, 5021311), (41, 2449420), (82, 1224710), (164, 612355), (205, 489884), (410, 244942), (820, 122471)]