130180172

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{12323}}^1$

素因数の和:12485

約数の個数: 24

約数和(自身を含む): 241550400

約数和(自身を除く): 111370228

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 5282, 10564, 12323, 24646, 49292, 234137, 468274, 936548, 1712897, 3425794, 6851588, 32545043, 65090086, 130180172]

約数ペア:

[(1, 130180172), (2, 65090086), (4, 32545043), (19, 6851588), (38, 3425794), (76, 1712897), (139, 936548), (278, 468274), (556, 234137), (2641, 49292), (5282, 24646), (10564, 12323)]