1026426820

素因数分解:

$2^2\times 5^1\times {\mathrm{9811}}^1\times {\mathrm{5231}}^1$

素因数の和:15051

約数の個数: 24

約数和(自身を含む): 2156128128

約数和(自身を除く): 1129701308

約数列:

[1, 2, 4, 5, 10, 20, 5231, 9811, 10462, 19622, 20924, 26155, 39244, 49055, 52310, 98110, 104620, 196220, 51321341, 102642682, 205285364, 256606705, 513213410, 1026426820]

約数ペア:

[(1, 1026426820), (2, 513213410), (4, 256606705), (5, 205285364), (10, 102642682), (20, 51321341), (5231, 196220), (9811, 104620), (10462, 98110), (19622, 52310), (20924, 49055), (26155, 39244)]