4049780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{28927}}^1$

素因数の和:28943

約数の個数: 24

約数和(自身を含む): 9719808

約数和(自身を除く): 5670028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 28927, 57854, 115708, 144635, 202489, 289270, 404978, 578540, 809956, 1012445, 2024890, 4049780]

約数ペア:

[(1, 4049780), (2, 2024890), (4, 1012445), (5, 809956), (7, 578540), (10, 404978), (14, 289270), (20, 202489), (28, 144635), (35, 115708), (70, 57854), (140, 28927)]