200812280

素因数分解:

$2^3\times 5^1\times {\mathrm{5020307}}^1$

素因数の和:5020318

約数の個数: 16

約数和(自身を含む): 451827720

約数和(自身を除く): 251015440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5020307, 10040614, 20081228, 25101535, 40162456, 50203070, 100406140, 200812280]

約数ペア:

[(1, 200812280), (2, 100406140), (4, 50203070), (5, 40162456), (8, 25101535), (10, 20081228), (20, 10040614), (40, 5020307)]