280359856

素因数分解:

$2^4\times 7^1\times {\mathrm{2503213}}^1$

素因数の和:2503228

約数の個数: 20

約数和(自身を含む): 620797072

約数和(自身を除く): 340437216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2503213, 5006426, 10012852, 17522491, 20025704, 35044982, 40051408, 70089964, 140179928, 280359856]

約数ペア:

[(1, 280359856), (2, 140179928), (4, 70089964), (7, 40051408), (8, 35044982), (14, 20025704), (16, 17522491), (28, 10012852), (56, 5006426), (112, 2503213)]