22080157640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{492421}}^1$

素因数の和:492510

約数の個数: 64

約数和(自身を含む): 53181576000

約数和(自身を除く): 31101418360

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 59, 76, 95, 118, 152, 190, 236, 295, 380, 472, 590, 760, 1121, 1180, 2242, 2360, 4484, 5605, 8968, 11210, 22420, 44840, 492421, 984842, 1969684, 2462105, 3939368, 4924210, 9355999, 9848420, 18711998, 19696840, 29052839, 37423996, 46779995, 58105678, 74847992, 93559990, 116211356, 145264195, 187119980, 232422712, 290528390, 374239960, 552003941, 581056780, 1104007882, 1162113560, 2208015764, 2760019705, 4416031528, 5520039410, 11040078820, 22080157640]

約数ペア:

[(1, 22080157640), (2, 11040078820), (4, 5520039410), (5, 4416031528), (8, 2760019705), (10, 2208015764), (19, 1162113560), (20, 1104007882), (38, 581056780), (40, 552003941), (59, 374239960), (76, 290528390), (95, 232422712), (118, 187119980), (152, 145264195), (190, 116211356), (236, 93559990), (295, 74847992), (380, 58105678), (472, 46779995), (590, 37423996), (760, 29052839), (1121, 19696840), (1180, 18711998), (2242, 9848420), (2360, 9355999), (4484, 4924210), (5605, 3939368), (8968, 2462105), (11210, 1969684), (22420, 984842), (44840, 492421)]