11517780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1979}}^1$

素因数の和:2088

約数の個数: 48

約数和(自身を含む): 32598720

約数和(自身を除く): 21080940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 1979, 2910, 3958, 5820, 5937, 7916, 9895, 11874, 19790, 23748, 29685, 39580, 59370, 118740, 191963, 383926, 575889, 767852, 959815, 1151778, 1919630, 2303556, 2879445, 3839260, 5758890, 11517780]

約数ペア:

[(1, 11517780), (2, 5758890), (3, 3839260), (4, 2879445), (5, 2303556), (6, 1919630), (10, 1151778), (12, 959815), (15, 767852), (20, 575889), (30, 383926), (60, 191963), (97, 118740), (194, 59370), (291, 39580), (388, 29685), (485, 23748), (582, 19790), (970, 11874), (1164, 9895), (1455, 7916), (1940, 5937), (1979, 5820), (2910, 3958)]