1128640

素因数分解:

$2^6\times 5^1\times {\mathrm{3527}}^1$

素因数の和:3544

約数の個数: 28

約数和(自身を含む): 2688336

約数和(自身を除く): 1559696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 3527, 7054, 14108, 17635, 28216, 35270, 56432, 70540, 112864, 141080, 225728, 282160, 564320, 1128640]

約数ペア:

[(1, 1128640), (2, 564320), (4, 282160), (5, 225728), (8, 141080), (10, 112864), (16, 70540), (20, 56432), (32, 35270), (40, 28216), (64, 17635), (80, 14108), (160, 7054), (320, 3527)]