7767220

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8263}}^1$

素因数の和:8319

約数の個数: 24

約数和(自身を含む): 16660224

約数和(自身を除く): 8893004

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 8263, 16526, 33052, 41315, 82630, 165260, 388361, 776722, 1553444, 1941805, 3883610, 7767220]

約数ペア:

[(1, 7767220), (2, 3883610), (4, 1941805), (5, 1553444), (10, 776722), (20, 388361), (47, 165260), (94, 82630), (188, 41315), (235, 33052), (470, 16526), (940, 8263)]