45647020

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{20939}}^1$

素因数の和:21057

約数の個数: 24

約数和(自身を含む): 96742800

約数和(自身を除く): 51095780

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 20939, 41878, 83756, 104695, 209390, 418780, 2282351, 4564702, 9129404, 11411755, 22823510, 45647020]

約数ペア:

[(1, 45647020), (2, 22823510), (4, 11411755), (5, 9129404), (10, 4564702), (20, 2282351), (109, 418780), (218, 209390), (436, 104695), (545, 83756), (1090, 41878), (2180, 20939)]