2270297780

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1041421}}^1$

素因数の和:1041539

約数の個数: 24

約数和(自身を含む): 4811369640

約数和(自身を除く): 2541071860

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 1041421, 2082842, 4165684, 5207105, 10414210, 20828420, 113514889, 227029778, 454059556, 567574445, 1135148890, 2270297780]

約数ペア:

[(1, 2270297780), (2, 1135148890), (4, 567574445), (5, 454059556), (10, 227029778), (20, 113514889), (109, 20828420), (218, 10414210), (436, 5207105), (545, 4165684), (1090, 2082842), (2180, 1041421)]