26698120

素因数分解:

$2^3\times 5^1\times {\mathrm{811}}^1\times {\mathrm{823}}^1$

素因数の和:1645

約数の個数: 32

約数和(自身を含む): 60217920

約数和(自身を除く): 33519800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 811, 823, 1622, 1646, 3244, 3292, 4055, 4115, 6488, 6584, 8110, 8230, 16220, 16460, 32440, 32920, 667453, 1334906, 2669812, 3337265, 5339624, 6674530, 13349060, 26698120]

約数ペア:

[(1, 26698120), (2, 13349060), (4, 6674530), (5, 5339624), (8, 3337265), (10, 2669812), (20, 1334906), (40, 667453), (811, 32920), (823, 32440), (1622, 16460), (1646, 16220), (3244, 8230), (3292, 8110), (4055, 6584), (4115, 6488)]