1820588

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{257}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 4161024

約数和(自身を除く): 2340436

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 257, 308, 322, 506, 514, 644, 1012, 1028, 1771, 1799, 2827, 3542, 3598, 5654, 5911, 7084, 7196, 11308, 11822, 19789, 23644, 39578, 41377, 65021, 79156, 82754, 130042, 165508, 260084, 455147, 910294, 1820588]

約数ペア:

[(1, 1820588), (2, 910294), (4, 455147), (7, 260084), (11, 165508), (14, 130042), (22, 82754), (23, 79156), (28, 65021), (44, 41377), (46, 39578), (77, 23644), (92, 19789), (154, 11822), (161, 11308), (253, 7196), (257, 7084), (308, 5911), (322, 5654), (506, 3598), (514, 3542), (644, 2827), (1012, 1799), (1028, 1771)]