1640806328

素因数分解:

$2^3\times 7^1\times {\mathrm{1901}}^1\times {\mathrm{15413}}^1$

素因数の和:17327

約数の個数: 32

約数和(自身を含む): 3518091360

約数和(自身を除く): 1877285032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1901, 3802, 7604, 13307, 15208, 15413, 26614, 30826, 53228, 61652, 106456, 107891, 123304, 215782, 431564, 863128, 29300113, 58600226, 117200452, 205100791, 234400904, 410201582, 820403164, 1640806328]

約数ペア:

[(1, 1640806328), (2, 820403164), (4, 410201582), (7, 234400904), (8, 205100791), (14, 117200452), (28, 58600226), (56, 29300113), (1901, 863128), (3802, 431564), (7604, 215782), (13307, 123304), (15208, 107891), (15413, 106456), (26614, 61652), (30826, 53228)]