98800040

素因数分解:

$2^3\times 5^1\times {\mathrm{2470001}}^1$

素因数の和:2470012

約数の個数: 16

約数和(自身を含む): 222300180

約数和(自身を除く): 123500140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2470001, 4940002, 9880004, 12350005, 19760008, 24700010, 49400020, 98800040]

約数ペア:

[(1, 98800040), (2, 49400020), (4, 24700010), (5, 19760008), (8, 12350005), (10, 9880004), (20, 4940002), (40, 2470001)]