8421540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1447}}^1$

素因数の和:1556

約数の個数: 48

約数和(自身を含む): 23839872

約数和(自身を除く): 15418332

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1447, 1455, 1940, 2894, 2910, 4341, 5788, 5820, 7235, 8682, 14470, 17364, 21705, 28940, 43410, 86820, 140359, 280718, 421077, 561436, 701795, 842154, 1403590, 1684308, 2105385, 2807180, 4210770, 8421540]

約数ペア:

[(1, 8421540), (2, 4210770), (3, 2807180), (4, 2105385), (5, 1684308), (6, 1403590), (10, 842154), (12, 701795), (15, 561436), (20, 421077), (30, 280718), (60, 140359), (97, 86820), (194, 43410), (291, 28940), (388, 21705), (485, 17364), (582, 14470), (970, 8682), (1164, 7235), (1447, 5820), (1455, 5788), (1940, 4341), (2894, 2910)]