210004354580

素因数分解:

$2^2\times 5^1\times {\mathrm{10500217729}}^1$

素因数の和:10500217738

約数の個数: 12

約数和(自身を含む): 441009144660

約数和(自身を除く): 231004790080

約数列:

[1, 2, 4, 5, 10, 20, 10500217729, 21000435458, 42000870916, 52501088645, 105002177290, 210004354580]

約数ペア:

[(1, 210004354580), (2, 105002177290), (4, 52501088645), (5, 42000870916), (10, 21000435458), (20, 10500217729)]