2019234040

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1279}}^1\times {\mathrm{1361}}^1$

素因数の和:2680

約数の個数: 64

約数和(自身を含む): 4707072000

約数和(自身を除く): 2687837960

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 1279, 1361, 2558, 2722, 5116, 5444, 6395, 6805, 10232, 10888, 12790, 13610, 25580, 27220, 37091, 39469, 51160, 54440, 74182, 78938, 148364, 157876, 185455, 197345, 296728, 315752, 370910, 394690, 741820, 789380, 1483640, 1578760, 1740719, 3481438, 6962876, 8703595, 13925752, 17407190, 34814380, 50480851, 69628760, 100961702, 201923404, 252404255, 403846808, 504808510, 1009617020, 2019234040]

約数ペア:

[(1, 2019234040), (2, 1009617020), (4, 504808510), (5, 403846808), (8, 252404255), (10, 201923404), (20, 100961702), (29, 69628760), (40, 50480851), (58, 34814380), (116, 17407190), (145, 13925752), (232, 8703595), (290, 6962876), (580, 3481438), (1160, 1740719), (1279, 1578760), (1361, 1483640), (2558, 789380), (2722, 741820), (5116, 394690), (5444, 370910), (6395, 315752), (6805, 296728), (10232, 197345), (10888, 185455), (12790, 157876), (13610, 148364), (25580, 78938), (27220, 74182), (37091, 54440), (39469, 51160)]