20081110

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{286873}}^1$

素因数の和:286887

約数の個数: 16

約数和(自身を含む): 41309856

約数和(自身を除く): 21228746

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 286873, 573746, 1434365, 2008111, 2868730, 4016222, 10040555, 20081110]

約数ペア:

[(1, 20081110), (2, 10040555), (5, 4016222), (7, 2868730), (10, 2008111), (14, 1434365), (35, 573746), (70, 286873)]