1550960

素因数分解:

$2^4\times 5^1\times {\mathrm{19387}}^1$

素因数の和:19400

約数の個数: 20

約数和(自身を含む): 3606168

約数和(自身を除く): 2055208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19387, 38774, 77548, 96935, 155096, 193870, 310192, 387740, 775480, 1550960]

約数ペア:

[(1, 1550960), (2, 775480), (4, 387740), (5, 310192), (8, 193870), (10, 155096), (16, 96935), (20, 77548), (40, 38774), (80, 19387)]