12862540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37831}}^1$

素因数の和:37857

約数の個数: 24

約数和(自身を含む): 28600992

約数和(自身を除く): 15738452

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 37831, 75662, 151324, 189155, 378310, 643127, 756620, 1286254, 2572508, 3215635, 6431270, 12862540]

約数ペア:

[(1, 12862540), (2, 6431270), (4, 3215635), (5, 2572508), (10, 1286254), (17, 756620), (20, 643127), (34, 378310), (68, 189155), (85, 151324), (170, 75662), (340, 37831)]