2012205020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{495617}}^1$

素因数の和:495662

約数の個数: 48

約数和(自身を含む): 4995829440

約数和(自身を除く): 2983624420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 495617, 991234, 1982468, 2478085, 3469319, 4956170, 6938638, 9912340, 13877276, 14372893, 17346595, 28745786, 34693190, 57491572, 69386380, 71864465, 100610251, 143728930, 201220502, 287457860, 402441004, 503051255, 1006102510, 2012205020]

約数ペア:

[(1, 2012205020), (2, 1006102510), (4, 503051255), (5, 402441004), (7, 287457860), (10, 201220502), (14, 143728930), (20, 100610251), (28, 71864465), (29, 69386380), (35, 57491572), (58, 34693190), (70, 28745786), (116, 17346595), (140, 14372893), (145, 13877276), (203, 9912340), (290, 6938638), (406, 4956170), (580, 3469319), (812, 2478085), (1015, 1982468), (2030, 991234), (4060, 495617)]