72028202380

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{189547901}}^1$

素因数の和:189547929

約数の個数: 24

約数和(自身を含む): 159220237680

約数和(自身を除く): 87192035300

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 189547901, 379095802, 758191604, 947739505, 1895479010, 3601410119, 3790958020, 7202820238, 14405640476, 18007050595, 36014101190, 72028202380]

約数ペア:

[(1, 72028202380), (2, 36014101190), (4, 18007050595), (5, 14405640476), (10, 7202820238), (19, 3790958020), (20, 3601410119), (38, 1895479010), (76, 947739505), (95, 758191604), (190, 379095802), (380, 189547901)]