127749580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{912497}}^1$

素因数の和:912513

約数の個数: 24

約数和(自身を含む): 306599328

約数和(自身を除く): 178849748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 912497, 1824994, 3649988, 4562485, 6387479, 9124970, 12774958, 18249940, 25549916, 31937395, 63874790, 127749580]

約数ペア:

[(1, 127749580), (2, 63874790), (4, 31937395), (5, 25549916), (7, 18249940), (10, 12774958), (14, 9124970), (20, 6387479), (28, 4562485), (35, 3649988), (70, 1824994), (140, 912497)]