210009080

素因数分解:

$2^3\times 5^1\times {\mathrm{5250227}}^1$

素因数の和:5250238

約数の個数: 16

約数和(自身を含む): 472520520

約数和(自身を除く): 262511440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5250227, 10500454, 21000908, 26251135, 42001816, 52502270, 105004540, 210009080]

約数ペア:

[(1, 210009080), (2, 105004540), (4, 52502270), (5, 42001816), (8, 26251135), (10, 21000908), (20, 10500454), (40, 5250227)]