2505128156740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{31718513}}^1$

素因数の和:31718892

約数の個数: 48

約数和(自身を含む): 5755007180160

約数和(自身を除く): 3249879023420

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 359, 718, 1436, 1795, 3590, 3949, 7180, 7898, 15796, 19745, 39490, 78980, 31718513, 63437026, 126874052, 158592565, 317185130, 348903643, 634370260, 697807286, 1395614572, 1744518215, 3489036430, 6978072860, 11386946167, 22773892334, 45547784668, 56934730835, 113869461670, 125256407837, 227738923340, 250512815674, 501025631348, 626282039185, 1252564078370, 2505128156740]

約数ペア:

[(1, 2505128156740), (2, 1252564078370), (4, 626282039185), (5, 501025631348), (10, 250512815674), (11, 227738923340), (20, 125256407837), (22, 113869461670), (44, 56934730835), (55, 45547784668), (110, 22773892334), (220, 11386946167), (359, 6978072860), (718, 3489036430), (1436, 1744518215), (1795, 1395614572), (3590, 697807286), (3949, 634370260), (7180, 348903643), (7898, 317185130), (15796, 158592565), (19745, 126874052), (39490, 63437026), (78980, 31718513)]