12671540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{90511}}^1$

素因数の和:90527

約数の個数: 24

約数和(自身を含む): 30412032

約数和(自身を除く): 17740492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 90511, 181022, 362044, 452555, 633577, 905110, 1267154, 1810220, 2534308, 3167885, 6335770, 12671540]

約数ペア:

[(1, 12671540), (2, 6335770), (4, 3167885), (5, 2534308), (7, 1810220), (10, 1267154), (14, 905110), (20, 633577), (28, 452555), (35, 362044), (70, 181022), (140, 90511)]