18668460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{10729}}^1$

素因数の和:10770

約数の個数: 48

約数和(自身を含む): 54079200

約数和(自身を除く): 35410740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 10729, 21458, 32187, 42916, 53645, 64374, 107290, 128748, 160935, 214580, 311141, 321870, 622282, 643740, 933423, 1244564, 1555705, 1866846, 3111410, 3733692, 4667115, 6222820, 9334230, 18668460]

約数ペア:

[(1, 18668460), (2, 9334230), (3, 6222820), (4, 4667115), (5, 3733692), (6, 3111410), (10, 1866846), (12, 1555705), (15, 1244564), (20, 933423), (29, 643740), (30, 622282), (58, 321870), (60, 311141), (87, 214580), (116, 160935), (145, 128748), (174, 107290), (290, 64374), (348, 53645), (435, 42916), (580, 32187), (870, 21458), (1740, 10729)]