26740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{191}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 64512

約数和(自身を除く): 37772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 191, 382, 764, 955, 1337, 1910, 2674, 3820, 5348, 6685, 13370, 26740]

約数ペア:

[(1, 26740), (2, 13370), (4, 6685), (5, 5348), (7, 3820), (10, 2674), (14, 1910), (20, 1337), (28, 955), (35, 764), (70, 382), (140, 191)]