22470640

素因数分解:

$2^4\times 5^1\times {\mathrm{280883}}^1$

素因数の和:280896

約数の個数: 20

約数和(自身を含む): 52244424

約数和(自身を除く): 29773784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 280883, 561766, 1123532, 1404415, 2247064, 2808830, 4494128, 5617660, 11235320, 22470640]

約数ペア:

[(1, 22470640), (2, 11235320), (4, 5617660), (5, 4494128), (8, 2808830), (10, 2247064), (16, 1404415), (20, 1123532), (40, 561766), (80, 280883)]