26880620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103387}}^1$

素因数の和:103409

約数の個数: 24

約数和(自身を含む): 60792144

約数和(自身を除く): 33911524

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 103387, 206774, 413548, 516935, 1033870, 1344031, 2067740, 2688062, 5376124, 6720155, 13440310, 26880620]

約数ペア:

[(1, 26880620), (2, 13440310), (4, 6720155), (5, 5376124), (10, 2688062), (13, 2067740), (20, 1344031), (26, 1033870), (52, 516935), (65, 413548), (130, 206774), (260, 103387)]