6485740

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2333}}^1$

素因数の和:2481

約数の個数: 24

約数和(自身を含む): 13723920

約数和(自身を除く): 7238180

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2333, 2780, 4666, 9332, 11665, 23330, 46660, 324287, 648574, 1297148, 1621435, 3242870, 6485740]

約数ペア:

[(1, 6485740), (2, 3242870), (4, 1621435), (5, 1297148), (10, 648574), (20, 324287), (139, 46660), (278, 23330), (556, 11665), (695, 9332), (1390, 4666), (2333, 2780)]