248244560

素因数分解:

$2^4\times 5^1\times {\mathrm{3103057}}^1$

素因数の和:3103070

約数の個数: 20

約数和(自身を含む): 577168788

約数和(自身を除く): 328924228

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3103057, 6206114, 12412228, 15515285, 24824456, 31030570, 49648912, 62061140, 124122280, 248244560]

約数ペア:

[(1, 248244560), (2, 124122280), (4, 62061140), (5, 49648912), (8, 31030570), (10, 24824456), (16, 15515285), (20, 12412228), (40, 6206114), (80, 3103057)]