13986140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{99901}}^1$

素因数の和:99917

約数の個数: 24

約数和(自身を含む): 33567072

約数和(自身を除く): 19580932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 99901, 199802, 399604, 499505, 699307, 999010, 1398614, 1998020, 2797228, 3496535, 6993070, 13986140]

約数ペア:

[(1, 13986140), (2, 6993070), (4, 3496535), (5, 2797228), (7, 1998020), (10, 1398614), (14, 999010), (20, 699307), (28, 499505), (35, 399604), (70, 199802), (140, 99901)]