20124370

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{287491}}^1$

素因数の和:287505

約数の個数: 16

約数和(自身を含む): 41398848

約数和(自身を除く): 21274478

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 287491, 574982, 1437455, 2012437, 2874910, 4024874, 10062185, 20124370]

約数ペア:

[(1, 20124370), (2, 10062185), (5, 4024874), (7, 2874910), (10, 2012437), (14, 1437455), (35, 574982), (70, 287491)]