320707456

素因数分解:

$2^7\times {\mathrm{2505527}}^1$

素因数の和:2505541

約数の個数: 16

約数和(自身を含む): 638909640

約数和(自身を除く): 318202184

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 2505527, 5011054, 10022108, 20044216, 40088432, 80176864, 160353728, 320707456]

約数ペア:

[(1, 320707456), (2, 160353728), (4, 80176864), (8, 40088432), (16, 20044216), (32, 10022108), (64, 5011054), (128, 2505527)]