353181782020

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{911}}^1\times {\mathrm{188197}}^1$

素因数の和:189220

約数の個数: 48

約数和(自身を含む): 749708563968

約数和(自身を除く): 396526781948

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 911, 1030, 1822, 2060, 3644, 4555, 9110, 18220, 93833, 187666, 188197, 375332, 376394, 469165, 752788, 938330, 940985, 1876660, 1881970, 3763940, 19384291, 38768582, 77537164, 96921455, 171447467, 193842910, 342894934, 387685820, 685789868, 857237335, 1714474670, 3428949340, 17659089101, 35318178202, 70636356404, 88295445505, 176590891010, 353181782020]

約数ペア:

[(1, 353181782020), (2, 176590891010), (4, 88295445505), (5, 70636356404), (10, 35318178202), (20, 17659089101), (103, 3428949340), (206, 1714474670), (412, 857237335), (515, 685789868), (911, 387685820), (1030, 342894934), (1822, 193842910), (2060, 171447467), (3644, 96921455), (4555, 77537164), (9110, 38768582), (18220, 19384291), (93833, 3763940), (187666, 1881970), (188197, 1876660), (375332, 940985), (376394, 938330), (469165, 752788)]