115639880

素因数分解:

$2^3\times 5^1\times {\mathrm{2890997}}^1$

素因数の和:2891008

約数の個数: 16

約数和(自身を含む): 260189820

約数和(自身を除く): 144549940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2890997, 5781994, 11563988, 14454985, 23127976, 28909970, 57819940, 115639880]

約数ペア:

[(1, 115639880), (2, 57819940), (4, 28909970), (5, 23127976), (8, 14454985), (10, 11563988), (20, 5781994), (40, 2890997)]