8112280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{179}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 20217600

約数和(自身を除く): 12105320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 103, 110, 179, 206, 220, 358, 412, 440, 515, 716, 824, 895, 1030, 1133, 1432, 1790, 1969, 2060, 2266, 3580, 3938, 4120, 4532, 5665, 7160, 7876, 9064, 9845, 11330, 15752, 18437, 19690, 22660, 36874, 39380, 45320, 73748, 78760, 92185, 147496, 184370, 202807, 368740, 405614, 737480, 811228, 1014035, 1622456, 2028070, 4056140, 8112280]

約数ペア:

[(1, 8112280), (2, 4056140), (4, 2028070), (5, 1622456), (8, 1014035), (10, 811228), (11, 737480), (20, 405614), (22, 368740), (40, 202807), (44, 184370), (55, 147496), (88, 92185), (103, 78760), (110, 73748), (179, 45320), (206, 39380), (220, 36874), (358, 22660), (412, 19690), (440, 18437), (515, 15752), (716, 11330), (824, 9845), (895, 9064), (1030, 7876), (1133, 7160), (1432, 5665), (1790, 4532), (1969, 4120), (2060, 3938), (2266, 3580)]