208262020

素因数分解:

$2^2\times 5^1\times {\mathrm{10413101}}^1$

素因数の和:10413110

約数の個数: 12

約数和(自身を含む): 437350284

約数和(自身を除く): 229088264

約数列:

[1, 2, 4, 5, 10, 20, 10413101, 20826202, 41652404, 52065505, 104131010, 208262020]

約数ペア:

[(1, 208262020), (2, 104131010), (4, 52065505), (5, 41652404), (10, 20826202), (20, 10413101)]