207945020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{611603}}^1$

素因数の和:611629

約数の個数: 24

約数和(自身を含む): 462372624

約数和(自身を除く): 254427604

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 611603, 1223206, 2446412, 3058015, 6116030, 10397251, 12232060, 20794502, 41589004, 51986255, 103972510, 207945020]

約数ペア:

[(1, 207945020), (2, 103972510), (4, 51986255), (5, 41589004), (10, 20794502), (17, 12232060), (20, 10397251), (34, 6116030), (68, 3058015), (85, 2446412), (170, 1223206), (340, 611603)]