201620608360

素因数分解:

$2^3\times 5^1\times {\mathrm{5040515209}}^1$

素因数の和:5040515220

約数の個数: 16

約数和(自身を含む): 453646368900

約数和(自身を除く): 252025760540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5040515209, 10081030418, 20162060836, 25202576045, 40324121672, 50405152090, 100810304180, 201620608360]

約数ペア:

[(1, 201620608360), (2, 100810304180), (4, 50405152090), (5, 40324121672), (8, 25202576045), (10, 20162060836), (20, 10081030418), (40, 5040515209)]