11438140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{81701}}^1$

素因数の和:81717

約数の個数: 24

約数和(自身を含む): 27451872

約数和(自身を除く): 16013732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 81701, 163402, 326804, 408505, 571907, 817010, 1143814, 1634020, 2287628, 2859535, 5719070, 11438140]

約数ペア:

[(1, 11438140), (2, 5719070), (4, 2859535), (5, 2287628), (7, 1634020), (10, 1143814), (14, 817010), (20, 571907), (28, 408505), (35, 326804), (70, 163402), (140, 81701)]