55178360

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19429}}^1$

素因数の和:19511

約数の個数: 32

約数和(自身を含む): 125906400

約数和(自身を除く): 70728040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 19429, 38858, 77716, 97145, 155432, 194290, 388580, 777160, 1379459, 2758918, 5517836, 6897295, 11035672, 13794590, 27589180, 55178360]

約数ペア:

[(1, 55178360), (2, 27589180), (4, 13794590), (5, 11035672), (8, 6897295), (10, 5517836), (20, 2758918), (40, 1379459), (71, 777160), (142, 388580), (284, 194290), (355, 155432), (568, 97145), (710, 77716), (1420, 38858), (2840, 19429)]