1402280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3187}}^1$

素因数の和:3209

約数の個数: 32

約数和(自身を含む): 3443040

約数和(自身を除く): 2040760

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 3187, 6374, 12748, 15935, 25496, 31870, 35057, 63740, 70114, 127480, 140228, 175285, 280456, 350570, 701140, 1402280]

約数ペア:

[(1, 1402280), (2, 701140), (4, 350570), (5, 280456), (8, 175285), (10, 140228), (11, 127480), (20, 70114), (22, 63740), (40, 35057), (44, 31870), (55, 25496), (88, 15935), (110, 12748), (220, 6374), (440, 3187)]