28247380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{201767}}^1$

素因数の和:201783

約数の個数: 24

約数和(自身を含む): 67794048

約数和(自身を除く): 39546668

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 201767, 403534, 807068, 1008835, 1412369, 2017670, 2824738, 4035340, 5649476, 7061845, 14123690, 28247380]

約数ペア:

[(1, 28247380), (2, 14123690), (4, 7061845), (5, 5649476), (7, 4035340), (10, 2824738), (14, 2017670), (20, 1412369), (28, 1008835), (35, 807068), (70, 403534), (140, 201767)]