166796440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{11551}}^1$

素因数の和:11600

約数の個数: 48

約数和(自身を含む): 396118080

約数和(自身を除く): 229321640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 361, 380, 722, 760, 1444, 1805, 2888, 3610, 7220, 11551, 14440, 23102, 46204, 57755, 92408, 115510, 219469, 231020, 438938, 462040, 877876, 1097345, 1755752, 2194690, 4169911, 4389380, 8339822, 8778760, 16679644, 20849555, 33359288, 41699110, 83398220, 166796440]

約数ペア:

[(1, 166796440), (2, 83398220), (4, 41699110), (5, 33359288), (8, 20849555), (10, 16679644), (19, 8778760), (20, 8339822), (38, 4389380), (40, 4169911), (76, 2194690), (95, 1755752), (152, 1097345), (190, 877876), (361, 462040), (380, 438938), (722, 231020), (760, 219469), (1444, 115510), (1805, 92408), (2888, 57755), (3610, 46204), (7220, 23102), (11551, 14440)]