71853220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211333}}^1$

素因数の和:211359

約数の個数: 24

約数和(自身を含む): 159768504

約数和(自身を除く): 87915284

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 211333, 422666, 845332, 1056665, 2113330, 3592661, 4226660, 7185322, 14370644, 17963305, 35926610, 71853220]

約数ペア:

[(1, 71853220), (2, 35926610), (4, 17963305), (5, 14370644), (10, 7185322), (17, 4226660), (20, 3592661), (34, 2113330), (68, 1056665), (85, 845332), (170, 422666), (340, 211333)]