12704560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14437}}^1$

素因数の和:14461

約数の個数: 40

約数和(自身を含む): 32225616

約数和(自身を除く): 19521056

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14437, 28874, 57748, 72185, 115496, 144370, 158807, 230992, 288740, 317614, 577480, 635228, 794035, 1154960, 1270456, 1588070, 2540912, 3176140, 6352280, 12704560]

約数ペア:

[(1, 12704560), (2, 6352280), (4, 3176140), (5, 2540912), (8, 1588070), (10, 1270456), (11, 1154960), (16, 794035), (20, 635228), (22, 577480), (40, 317614), (44, 288740), (55, 230992), (80, 158807), (88, 144370), (110, 115496), (176, 72185), (220, 57748), (440, 28874), (880, 14437)]