85464380

素因数分解:

$2^2\times 5^1\times {\mathrm{1559}}^1\times {\mathrm{2741}}^1$

素因数の和:4309

約数の個数: 24

約数和(自身を含む): 179655840

約数和(自身を除く): 94191460

約数列:

[1, 2, 4, 5, 10, 20, 1559, 2741, 3118, 5482, 6236, 7795, 10964, 13705, 15590, 27410, 31180, 54820, 4273219, 8546438, 17092876, 21366095, 42732190, 85464380]

約数ペア:

[(1, 85464380), (2, 42732190), (4, 21366095), (5, 17092876), (10, 8546438), (20, 4273219), (1559, 54820), (2741, 31180), (3118, 27410), (5482, 15590), (6236, 13705), (7795, 10964)]