280375312

素因数分解:

$2^4\times 7^1\times {\mathrm{2503351}}^1$

素因数の和:2503366

約数の個数: 20

約数和(自身を含む): 620831296

約数和(自身を除く): 340455984

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2503351, 5006702, 10013404, 17523457, 20026808, 35046914, 40053616, 70093828, 140187656, 280375312]

約数ペア:

[(1, 280375312), (2, 140187656), (4, 70093828), (7, 40053616), (8, 35046914), (14, 20026808), (16, 17523457), (28, 10013404), (56, 5006702), (112, 2503351)]