27806740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{106949}}^1$

素因数の和:106971

約数の個数: 24

約数和(自身を含む): 62886600

約数和(自身を除く): 35079860

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 106949, 213898, 427796, 534745, 1069490, 1390337, 2138980, 2780674, 5561348, 6951685, 13903370, 27806740]

約数ペア:

[(1, 27806740), (2, 13903370), (4, 6951685), (5, 5561348), (10, 2780674), (13, 2138980), (20, 1390337), (26, 1069490), (52, 534745), (65, 427796), (130, 213898), (260, 106949)]