55768880

素因数分解:

$2^4\times 5^1\times {\mathrm{697111}}^1$

素因数の和:697124

約数の個数: 20

約数和(自身を含む): 129662832

約数和(自身を除く): 73893952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 697111, 1394222, 2788444, 3485555, 5576888, 6971110, 11153776, 13942220, 27884440, 55768880]

約数ペア:

[(1, 55768880), (2, 27884440), (4, 13942220), (5, 11153776), (8, 6971110), (10, 5576888), (16, 3485555), (20, 2788444), (40, 1394222), (80, 697111)]