7439820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{123997}}^1$

素因数の和:124009

約数の個数: 24

約数和(自身を含む): 20831664

約数和(自身を除く): 13391844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 123997, 247994, 371991, 495988, 619985, 743982, 1239970, 1487964, 1859955, 2479940, 3719910, 7439820]

約数ペア:

[(1, 7439820), (2, 3719910), (3, 2479940), (4, 1859955), (5, 1487964), (6, 1239970), (10, 743982), (12, 619985), (15, 495988), (20, 371991), (30, 247994), (60, 123997)]