14286740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{54949}}^1$

素因数の和:54971

約数の個数: 24

約数和(自身を含む): 32310600

約数和(自身を除く): 18023860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 54949, 109898, 219796, 274745, 549490, 714337, 1098980, 1428674, 2857348, 3571685, 7143370, 14286740]

約数ペア:

[(1, 14286740), (2, 7143370), (4, 3571685), (5, 2857348), (10, 1428674), (13, 1098980), (20, 714337), (26, 549490), (52, 274745), (65, 219796), (130, 109898), (260, 54949)]