202119880

素因数分解:

$2^3\times 5^1\times {\mathrm{5052997}}^1$

素因数の和:5053008

約数の個数: 16

約数和(自身を含む): 454769820

約数和(自身を除く): 252649940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5052997, 10105994, 20211988, 25264985, 40423976, 50529970, 101059940, 202119880]

約数ペア:

[(1, 202119880), (2, 101059940), (4, 50529970), (5, 40423976), (8, 25264985), (10, 20211988), (20, 10105994), (40, 5052997)]