8272220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1979}}^1$

素因数の和:2018

約数の個数: 48

約数和(自身を含む): 19958400

約数和(自身を除く): 11686180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 1979, 2090, 3958, 4180, 7916, 9895, 19790, 21769, 37601, 39580, 43538, 75202, 87076, 108845, 150404, 188005, 217690, 376010, 413611, 435380, 752020, 827222, 1654444, 2068055, 4136110, 8272220]

約数ペア:

[(1, 8272220), (2, 4136110), (4, 2068055), (5, 1654444), (10, 827222), (11, 752020), (19, 435380), (20, 413611), (22, 376010), (38, 217690), (44, 188005), (55, 150404), (76, 108845), (95, 87076), (110, 75202), (190, 43538), (209, 39580), (220, 37601), (380, 21769), (418, 19790), (836, 9895), (1045, 7916), (1979, 4180), (2090, 3958)]