20004310960

素因数分解:

$2^4\times 5^1\times {\mathrm{250053887}}^1$

素因数の和:250053900

約数の個数: 20

約数和(自身を含む): 46510023168

約数和(自身を除く): 26505712208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 250053887, 500107774, 1000215548, 1250269435, 2000431096, 2500538870, 4000862192, 5001077740, 10002155480, 20004310960]

約数ペア:

[(1, 20004310960), (2, 10002155480), (4, 5001077740), (5, 4000862192), (8, 2500538870), (10, 2000431096), (16, 1250269435), (20, 1000215548), (40, 500107774), (80, 250053887)]