230491640

素因数分解:

$2^3\times 5^1\times {\mathrm{1061}}^1\times {\mathrm{5431}}^1$

素因数の和:6503

約数の個数: 32

約数和(自身を含む): 519190560

約数和(自身を除く): 288698920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1061, 2122, 4244, 5305, 5431, 8488, 10610, 10862, 21220, 21724, 27155, 42440, 43448, 54310, 108620, 217240, 5762291, 11524582, 23049164, 28811455, 46098328, 57622910, 115245820, 230491640]

約数ペア:

[(1, 230491640), (2, 115245820), (4, 57622910), (5, 46098328), (8, 28811455), (10, 23049164), (20, 11524582), (40, 5762291), (1061, 217240), (2122, 108620), (4244, 54310), (5305, 43448), (5431, 42440), (8488, 27155), (10610, 21724), (10862, 21220)]