12686870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9539}}^1$

素因数の和:9572

約数の個数: 32

約数和(自身を含む): 27475200

約数和(自身を除く): 14788330

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 9539, 19078, 47695, 66773, 95390, 133546, 181241, 333865, 362482, 667730, 906205, 1268687, 1812410, 2537374, 6343435, 12686870]

約数ペア:

[(1, 12686870), (2, 6343435), (5, 2537374), (7, 1812410), (10, 1268687), (14, 906205), (19, 667730), (35, 362482), (38, 333865), (70, 181241), (95, 133546), (133, 95390), (190, 66773), (266, 47695), (665, 19078), (1330, 9539)]