204208060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1458629}}^1$

素因数の和:1458645

約数の個数: 24

約数和(自身を含む): 490099680

約数和(自身を除く): 285891620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1458629, 2917258, 5834516, 7293145, 10210403, 14586290, 20420806, 29172580, 40841612, 51052015, 102104030, 204208060]

約数ペア:

[(1, 204208060), (2, 102104030), (4, 51052015), (5, 40841612), (7, 29172580), (10, 20420806), (14, 14586290), (20, 10210403), (28, 7293145), (35, 5834516), (70, 2917258), (140, 1458629)]