214386440

素因数分解:

$2^3\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{3881}}^1$

素因数の和:5273

約数の個数: 32

約数和(自身を含む): 482843160

約数和(自身を除く): 268456720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1381, 2762, 3881, 5524, 6905, 7762, 11048, 13810, 15524, 19405, 27620, 31048, 38810, 55240, 77620, 155240, 5359661, 10719322, 21438644, 26798305, 42877288, 53596610, 107193220, 214386440]

約数ペア:

[(1, 214386440), (2, 107193220), (4, 53596610), (5, 42877288), (8, 26798305), (10, 21438644), (20, 10719322), (40, 5359661), (1381, 155240), (2762, 77620), (3881, 55240), (5524, 38810), (6905, 31048), (7762, 27620), (11048, 19405), (13810, 15524)]