20174845420

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2890379}}^1$

素因数の和:2890737

約数の個数: 24

約数和(自身を含む): 42488586000

約数和(自身を除く): 22313740580

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 2890379, 5780758, 11561516, 14451895, 28903790, 57807580, 1008742271, 2017484542, 4034969084, 5043711355, 10087422710, 20174845420]

約数ペア:

[(1, 20174845420), (2, 10087422710), (4, 5043711355), (5, 4034969084), (10, 2017484542), (20, 1008742271), (349, 57807580), (698, 28903790), (1396, 14451895), (1745, 11561516), (3490, 5780758), (6980, 2890379)]