2491710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6389}}^1$

素因数の和:6412

約数の個数: 32

約数和(自身を含む): 6441120

約数和(自身を除く): 3949410

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 6389, 12778, 19167, 31945, 38334, 63890, 83057, 95835, 166114, 191670, 249171, 415285, 498342, 830570, 1245855, 2491710]

約数ペア:

[(1, 2491710), (2, 1245855), (3, 830570), (5, 498342), (6, 415285), (10, 249171), (13, 191670), (15, 166114), (26, 95835), (30, 83057), (39, 63890), (65, 38334), (78, 31945), (130, 19167), (195, 12778), (390, 6389)]