189358960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{338141}}^1$

素因数の和:338161

約数の個数: 40

約数和(自身を含む): 503155296

約数和(自身を除く): 313796336

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 338141, 676282, 1352564, 1690705, 2366987, 2705128, 3381410, 4733974, 5410256, 6762820, 9467948, 11834935, 13525640, 18935896, 23669870, 27051280, 37871792, 47339740, 94679480, 189358960]

約数ペア:

[(1, 189358960), (2, 94679480), (4, 47339740), (5, 37871792), (7, 27051280), (8, 23669870), (10, 18935896), (14, 13525640), (16, 11834935), (20, 9467948), (28, 6762820), (35, 5410256), (40, 4733974), (56, 3381410), (70, 2705128), (80, 2366987), (112, 1690705), (140, 1352564), (280, 676282), (560, 338141)]