8990080

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1277}}^1$

素因数の和:1307

約数の個数: 64

約数和(自身を含む): 23464080

約数和(自身を除く): 14474000

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1277, 1408, 1760, 2554, 3520, 5108, 6385, 7040, 10216, 12770, 14047, 20432, 25540, 28094, 40864, 51080, 56188, 70235, 81728, 102160, 112376, 140470, 163456, 204320, 224752, 280940, 408640, 449504, 561880, 817280, 899008, 1123760, 1798016, 2247520, 4495040, 8990080]

約数ペア:

[(1, 8990080), (2, 4495040), (4, 2247520), (5, 1798016), (8, 1123760), (10, 899008), (11, 817280), (16, 561880), (20, 449504), (22, 408640), (32, 280940), (40, 224752), (44, 204320), (55, 163456), (64, 140470), (80, 112376), (88, 102160), (110, 81728), (128, 70235), (160, 56188), (176, 51080), (220, 40864), (320, 28094), (352, 25540), (440, 20432), (640, 14047), (704, 12770), (880, 10216), (1277, 7040), (1408, 6385), (1760, 5108), (2554, 3520)]