1680860188

素因数分解:

$2^2\times 7^1\times {\mathrm{7127}}^1\times {\mathrm{8423}}^1$

素因数の和:15561

約数の個数: 24

約数和(自身を含む): 3362591232

約数和(自身を除く): 1681731044

約数列:

[1, 2, 4, 7, 14, 28, 7127, 8423, 14254, 16846, 28508, 33692, 49889, 58961, 99778, 117922, 199556, 235844, 60030721, 120061442, 240122884, 420215047, 840430094, 1680860188]

約数ペア:

[(1, 1680860188), (2, 840430094), (4, 420215047), (7, 240122884), (14, 120061442), (28, 60030721), (7127, 235844), (8423, 199556), (14254, 117922), (16846, 99778), (28508, 58961), (33692, 49889)]