8992280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 22394880

約数和(自身を除く): 13402600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 191, 214, 220, 382, 428, 440, 535, 764, 856, 955, 1070, 1177, 1528, 1910, 2101, 2140, 2354, 3820, 4202, 4280, 4708, 5885, 7640, 8404, 9416, 10505, 11770, 16808, 20437, 21010, 23540, 40874, 42020, 47080, 81748, 84040, 102185, 163496, 204370, 224807, 408740, 449614, 817480, 899228, 1124035, 1798456, 2248070, 4496140, 8992280]

約数ペア:

[(1, 8992280), (2, 4496140), (4, 2248070), (5, 1798456), (8, 1124035), (10, 899228), (11, 817480), (20, 449614), (22, 408740), (40, 224807), (44, 204370), (55, 163496), (88, 102185), (107, 84040), (110, 81748), (191, 47080), (214, 42020), (220, 40874), (382, 23540), (428, 21010), (440, 20437), (535, 16808), (764, 11770), (856, 10505), (955, 9416), (1070, 8404), (1177, 7640), (1528, 5885), (1910, 4708), (2101, 4280), (2140, 4202), (2354, 3820)]