13118960

素因数分解:

$2^4\times 5^1\times {\mathrm{163987}}^1$

素因数の和:164000

約数の個数: 20

約数和(自身を含む): 30501768

約数和(自身を除く): 17382808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163987, 327974, 655948, 819935, 1311896, 1639870, 2623792, 3279740, 6559480, 13118960]

約数ペア:

[(1, 13118960), (2, 6559480), (4, 3279740), (5, 2623792), (8, 1639870), (10, 1311896), (16, 819935), (20, 655948), (40, 327974), (80, 163987)]