29978060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{214129}}^1$

素因数の和:214145

約数の個数: 24

約数和(自身を含む): 71947680

約数和(自身を除く): 41969620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 214129, 428258, 856516, 1070645, 1498903, 2141290, 2997806, 4282580, 5995612, 7494515, 14989030, 29978060]

約数ペア:

[(1, 29978060), (2, 14989030), (4, 7494515), (5, 5995612), (7, 4282580), (10, 2997806), (14, 2141290), (20, 1498903), (28, 1070645), (35, 856516), (70, 428258), (140, 214129)]