13920740

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{2477}}^1$

素因数の和:2767

約数の個数: 24

約数和(自身を含む): 29349432

約数和(自身を除く): 15428692

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2477, 2810, 4954, 5620, 9908, 12385, 24770, 49540, 696037, 1392074, 2784148, 3480185, 6960370, 13920740]

約数ペア:

[(1, 13920740), (2, 6960370), (4, 3480185), (5, 2784148), (10, 1392074), (20, 696037), (281, 49540), (562, 24770), (1124, 12385), (1405, 9908), (2477, 5620), (2810, 4954)]