19528032280

素因数分解:

$2^3\times 5^1\times {\mathrm{488200807}}^1$

素因数の和:488200818

約数の個数: 16

約数和(自身を含む): 43938072720

約数和(自身を除く): 24410040440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 488200807, 976401614, 1952803228, 2441004035, 3905606456, 4882008070, 9764016140, 19528032280]

約数ペア:

[(1, 19528032280), (2, 9764016140), (4, 4882008070), (5, 3905606456), (8, 2441004035), (10, 1952803228), (20, 976401614), (40, 488200807)]