20113872040

素因数分解:

$2^3\times 5^1\times {\mathrm{502846801}}^1$

素因数の和:502846812

約数の個数: 16

約数和(自身を含む): 45256212180

約数和(自身を除く): 25142340140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 502846801, 1005693602, 2011387204, 2514234005, 4022774408, 5028468010, 10056936020, 20113872040]

約数ペア:

[(1, 20113872040), (2, 10056936020), (4, 5028468010), (5, 4022774408), (8, 2514234005), (10, 2011387204), (20, 1005693602), (40, 502846801)]