231261040

素因数分解:

$2^4\times 5^1\times {\mathrm{2890763}}^1$

素因数の和:2890776

約数の個数: 20

約数和(自身を含む): 537682104

約数和(自身を除く): 306421064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2890763, 5781526, 11563052, 14453815, 23126104, 28907630, 46252208, 57815260, 115630520, 231261040]

約数ペア:

[(1, 231261040), (2, 115630520), (4, 57815260), (5, 46252208), (8, 28907630), (10, 23126104), (16, 14453815), (20, 11563052), (40, 5781526), (80, 2890763)]