142805110

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{291439}}^1$

素因数の和:291460

約数の個数: 24

約数和(自身を含む): 299017440

約数和(自身を除く): 156212330

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 291439, 582878, 1457195, 2040073, 2914390, 4080146, 10200365, 14280511, 20400730, 28561022, 71402555, 142805110]

約数ペア:

[(1, 142805110), (2, 71402555), (5, 28561022), (7, 20400730), (10, 14280511), (14, 10200365), (35, 4080146), (49, 2914390), (70, 2040073), (98, 1457195), (245, 582878), (490, 291439)]