74912020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{87107}}^1$

素因数の和:87159

約数の個数: 24

約数和(自身を含む): 160975584

約数和(自身を除く): 86063564

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 87107, 174214, 348428, 435535, 871070, 1742140, 3745601, 7491202, 14982404, 18728005, 37456010, 74912020]

約数ペア:

[(1, 74912020), (2, 37456010), (4, 18728005), (5, 14982404), (10, 7491202), (20, 3745601), (43, 1742140), (86, 871070), (172, 435535), (215, 348428), (430, 174214), (860, 87107)]