390971728

素因数分解:

$2^4\times 7^1\times {\mathrm{3490819}}^1$

素因数の和:3490834

約数の個数: 20

約数和(自身を含む): 865723360

約数和(自身を除く): 474751632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 3490819, 6981638, 13963276, 24435733, 27926552, 48871466, 55853104, 97742932, 195485864, 390971728]

約数ペア:

[(1, 390971728), (2, 195485864), (4, 97742932), (7, 55853104), (8, 48871466), (14, 27926552), (16, 24435733), (28, 13963276), (56, 6981638), (112, 3490819)]