680906002

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2559797}}^1$

素因数の和:2559825

約数の個数: 16

約数和(自身を含む): 1228703040

約数和(自身を除く): 547797038

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 2559797, 5119594, 17918579, 35837158, 48636143, 97272286, 340453001, 680906002]

約数ペア:

[(1, 680906002), (2, 340453001), (7, 97272286), (14, 48636143), (19, 35837158), (38, 17918579), (133, 5119594), (266, 2559797)]