890504912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{123407}}^1$

素因数の和:123467

約数の個数: 40

約数和(自身を含む): 1928126592

約数和(自身を除く): 1037621680

約数列:

[1, 2, 4, 8, 11, 16, 22, 41, 44, 82, 88, 164, 176, 328, 451, 656, 902, 1804, 3608, 7216, 123407, 246814, 493628, 987256, 1357477, 1974512, 2714954, 5059687, 5429908, 10119374, 10859816, 20238748, 21719632, 40477496, 55656557, 80954992, 111313114, 222626228, 445252456, 890504912]

約数ペア:

[(1, 890504912), (2, 445252456), (4, 222626228), (8, 111313114), (11, 80954992), (16, 55656557), (22, 40477496), (41, 21719632), (44, 20238748), (82, 10859816), (88, 10119374), (164, 5429908), (176, 5059687), (328, 2714954), (451, 1974512), (656, 1357477), (902, 987256), (1804, 493628), (3608, 246814), (7216, 123407)]