12585220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{33119}}^1$

素因数の和:33147

約数の個数: 24

約数和(自身を含む): 27820800

約数和(自身を除く): 15235580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 33119, 66238, 132476, 165595, 331190, 629261, 662380, 1258522, 2517044, 3146305, 6292610, 12585220]

約数ペア:

[(1, 12585220), (2, 6292610), (4, 3146305), (5, 2517044), (10, 1258522), (19, 662380), (20, 629261), (38, 331190), (76, 165595), (95, 132476), (190, 66238), (380, 33119)]