7867340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30259}}^1$

素因数の和:30281

約数の個数: 24

約数和(自身を含む): 17792880

約数和(自身を除く): 9925540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 30259, 60518, 121036, 151295, 302590, 393367, 605180, 786734, 1573468, 1966835, 3933670, 7867340]

約数ペア:

[(1, 7867340), (2, 3933670), (4, 1966835), (5, 1573468), (10, 786734), (13, 605180), (20, 393367), (26, 302590), (52, 151295), (65, 121036), (130, 60518), (260, 30259)]