810260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:176

約数の個数: 48

約数和(自身を含む): 1935360

約数和(自身を除く): 1125100

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 127, 145, 220, 254, 290, 319, 508, 580, 635, 638, 1270, 1276, 1397, 1595, 2540, 2794, 3190, 3683, 5588, 6380, 6985, 7366, 13970, 14732, 18415, 27940, 36830, 40513, 73660, 81026, 162052, 202565, 405130, 810260]

約数ペア:

[(1, 810260), (2, 405130), (4, 202565), (5, 162052), (10, 81026), (11, 73660), (20, 40513), (22, 36830), (29, 27940), (44, 18415), (55, 14732), (58, 13970), (110, 7366), (116, 6985), (127, 6380), (145, 5588), (220, 3683), (254, 3190), (290, 2794), (319, 2540), (508, 1595), (580, 1397), (635, 1276), (638, 1270)]