20088290440

素因数分解:

$2^3\times 5^1\times {\mathrm{502207261}}^1$

素因数の和:502207272

約数の個数: 16

約数和(自身を含む): 45198653580

約数和(自身を除く): 25110363140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 502207261, 1004414522, 2008829044, 2511036305, 4017658088, 5022072610, 10044145220, 20088290440]

約数ペア:

[(1, 20088290440), (2, 10044145220), (4, 5022072610), (5, 4017658088), (8, 2511036305), (10, 2008829044), (20, 1004414522), (40, 502207261)]