2017690960

素因数分解:

$2^4\times 5^1\times {\mathrm{25221137}}^1$

素因数の和:25221150

約数の個数: 20

約数和(自身を含む): 4691131668

約数和(自身を除く): 2673440708

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25221137, 50442274, 100884548, 126105685, 201769096, 252211370, 403538192, 504422740, 1008845480, 2017690960]

約数ペア:

[(1, 2017690960), (2, 1008845480), (4, 504422740), (5, 403538192), (8, 252211370), (10, 201769096), (16, 126105685), (20, 100884548), (40, 50442274), (80, 25221137)]