56890640

素因数分解:

$2^4\times 5^1\times {\mathrm{711133}}^1$

素因数の和:711146

約数の個数: 20

約数和(自身を含む): 132270924

約数和(自身を除く): 75380284

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 711133, 1422266, 2844532, 3555665, 5689064, 7111330, 11378128, 14222660, 28445320, 56890640]

約数ペア:

[(1, 56890640), (2, 28445320), (4, 14222660), (5, 11378128), (8, 7111330), (10, 5689064), (16, 3555665), (20, 2844532), (40, 1422266), (80, 711133)]