20290310

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{4519}}^1$

素因数の和:4975

約数の個数: 16

約数和(自身を含む): 36612000

約数和(自身を除く): 16321690

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 4519, 9038, 22595, 45190, 2029031, 4058062, 10145155, 20290310]

約数ペア:

[(1, 20290310), (2, 10145155), (5, 4058062), (10, 2029031), (449, 45190), (898, 22595), (2245, 9038), (4490, 4519)]