214144420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1529603}}^1$

素因数の和:1529619

約数の個数: 24

約数和(自身を含む): 513946944

約数和(自身を除く): 299802524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1529603, 3059206, 6118412, 7648015, 10707221, 15296030, 21414442, 30592060, 42828884, 53536105, 107072210, 214144420]

約数ペア:

[(1, 214144420), (2, 107072210), (4, 53536105), (5, 42828884), (7, 30592060), (10, 21414442), (14, 15296030), (20, 10707221), (28, 7648015), (35, 6118412), (70, 3059206), (140, 1529603)]