7865780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{30253}}^1$

素因数の和:30275

約数の個数: 24

約数和(自身を含む): 17789352

約数和(自身を除く): 9923572

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 30253, 60506, 121012, 151265, 302530, 393289, 605060, 786578, 1573156, 1966445, 3932890, 7865780]

約数ペア:

[(1, 7865780), (2, 3932890), (4, 1966445), (5, 1573156), (10, 786578), (13, 605060), (20, 393289), (26, 302530), (52, 151265), (65, 121012), (130, 60506), (260, 30253)]