996812780

素因数分解:

$2^2\times 5^1\times {\mathrm{49840639}}^1$

素因数の和:49840648

約数の個数: 12

約数和(自身を含む): 2093306880

約数和(自身を除く): 1096494100

約数列:

[1, 2, 4, 5, 10, 20, 49840639, 99681278, 199362556, 249203195, 498406390, 996812780]

約数ペア:

[(1, 996812780), (2, 498406390), (4, 249203195), (5, 199362556), (10, 99681278), (20, 49840639)]