996812540

素因数分解:

$2^2\times 5^1\times {\mathrm{49840627}}^1$

素因数の和:49840636

約数の個数: 12

約数和(自身を含む): 2093306376

約数和(自身を除く): 1096493836

約数列:

[1, 2, 4, 5, 10, 20, 49840627, 99681254, 199362508, 249203135, 498406270, 996812540]

約数ペア:

[(1, 996812540), (2, 498406270), (4, 249203135), (5, 199362508), (10, 99681254), (20, 49840627)]