670814

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 16

約数和(自身を含む): 1075200

約数和(自身を除く): 404386

約数列:

[1, 2, 19, 38, 127, 139, 254, 278, 2413, 2641, 4826, 5282, 17653, 35306, 335407, 670814]

約数ペア:

[(1, 670814), (2, 335407), (19, 35306), (38, 17653), (127, 5282), (139, 4826), (254, 2641), (278, 2413)]