28438060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10691}}^1$

素因数の和:10726

約数の個数: 48

約数和(自身を含む): 71850240

約数和(自身を除く): 43412180

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 10691, 21382, 42764, 53455, 74837, 106910, 149674, 203129, 213820, 299348, 374185, 406258, 748370, 812516, 1015645, 1421903, 1496740, 2031290, 2843806, 4062580, 5687612, 7109515, 14219030, 28438060]

約数ペア:

[(1, 28438060), (2, 14219030), (4, 7109515), (5, 5687612), (7, 4062580), (10, 2843806), (14, 2031290), (19, 1496740), (20, 1421903), (28, 1015645), (35, 812516), (38, 748370), (70, 406258), (76, 374185), (95, 299348), (133, 213820), (140, 203129), (190, 149674), (266, 106910), (380, 74837), (532, 53455), (665, 42764), (1330, 21382), (2660, 10691)]