1723242020

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{217033}}^1$

素因数の和:217439

約数の個数: 24

約数和(自身を含む): 3627940344

約数和(自身を除く): 1904698324

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940, 217033, 434066, 868132, 1085165, 2170330, 4340660, 86162101, 172324202, 344648404, 430810505, 861621010, 1723242020]

約数ペア:

[(1, 1723242020), (2, 861621010), (4, 430810505), (5, 344648404), (10, 172324202), (20, 86162101), (397, 4340660), (794, 2170330), (1588, 1085165), (1985, 868132), (3970, 434066), (7940, 217033)]