803140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3089}}^1$

素因数の和:3111

約数の個数: 24

約数和(自身を含む): 1816920

約数和(自身を除く): 1013780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3089, 6178, 12356, 15445, 30890, 40157, 61780, 80314, 160628, 200785, 401570, 803140]

約数ペア:

[(1, 803140), (2, 401570), (4, 200785), (5, 160628), (10, 80314), (13, 61780), (20, 40157), (26, 30890), (52, 15445), (65, 12356), (130, 6178), (260, 3089)]