89281780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{637727}}^1$

素因数の和:637743

約数の個数: 24

約数和(自身を含む): 214276608

約数和(自身を除く): 124994828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 637727, 1275454, 2550908, 3188635, 4464089, 6377270, 8928178, 12754540, 17856356, 22320445, 44640890, 89281780]

約数ペア:

[(1, 89281780), (2, 44640890), (4, 22320445), (5, 17856356), (7, 12754540), (10, 8928178), (14, 6377270), (20, 4464089), (28, 3188635), (35, 2550908), (70, 1275454), (140, 637727)]