565519880

素因数分解:

$2^3\times 5^1\times {\mathrm{14137997}}^1$

素因数の和:14138008

約数の個数: 16

約数和(自身を含む): 1272419820

約数和(自身を除く): 706899940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 14137997, 28275994, 56551988, 70689985, 113103976, 141379970, 282759940, 565519880]

約数ペア:

[(1, 565519880), (2, 282759940), (4, 141379970), (5, 113103976), (8, 70689985), (10, 56551988), (20, 28275994), (40, 14137997)]