40955006

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:428

約数の個数: 32

約数和(自身を含む): 67430880

約数和(自身を除く): 26475874

約数列:

[1, 2, 17, 34, 43, 86, 109, 218, 257, 514, 731, 1462, 1853, 3706, 4369, 4687, 8738, 9374, 11051, 22102, 28013, 56026, 79679, 159358, 187867, 375734, 476221, 952442, 1204559, 2409118, 20477503, 40955006]

約数ペア:

[(1, 40955006), (2, 20477503), (17, 2409118), (34, 1204559), (43, 952442), (86, 476221), (109, 375734), (218, 187867), (257, 159358), (514, 79679), (731, 56026), (1462, 28013), (1853, 22102), (3706, 11051), (4369, 9374), (4687, 8738)]