55054820

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 118516608

約数和(自身を除く): 63461788

約数列:

[1, 2, 4, 5, 10, 20, 71, 137, 142, 274, 283, 284, 355, 548, 566, 685, 710, 1132, 1370, 1415, 1420, 2740, 2830, 5660, 9727, 19454, 20093, 38771, 38908, 40186, 48635, 77542, 80372, 97270, 100465, 155084, 193855, 194540, 200930, 387710, 401860, 775420, 2752741, 5505482, 11010964, 13763705, 27527410, 55054820]

約数ペア:

[(1, 55054820), (2, 27527410), (4, 13763705), (5, 11010964), (10, 5505482), (20, 2752741), (71, 775420), (137, 401860), (142, 387710), (274, 200930), (283, 194540), (284, 193855), (355, 155084), (548, 100465), (566, 97270), (685, 80372), (710, 77542), (1132, 48635), (1370, 40186), (1415, 38908), (1420, 38771), (2740, 20093), (2830, 19454), (5660, 9727)]