57654520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18719}}^1$

素因数の和:18748

約数の個数: 64

約数和(自身を含む): 161740800

約数和(自身を除く): 104086280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 18719, 37438, 74876, 93595, 131033, 149752, 187190, 205909, 262066, 374380, 411818, 524132, 655165, 748760, 823636, 1029545, 1048264, 1310330, 1441363, 1647272, 2059090, 2620660, 2882726, 4118180, 5241320, 5765452, 7206815, 8236360, 11530904, 14413630, 28827260, 57654520]

約数ペア:

[(1, 57654520), (2, 28827260), (4, 14413630), (5, 11530904), (7, 8236360), (8, 7206815), (10, 5765452), (11, 5241320), (14, 4118180), (20, 2882726), (22, 2620660), (28, 2059090), (35, 1647272), (40, 1441363), (44, 1310330), (55, 1048264), (56, 1029545), (70, 823636), (77, 748760), (88, 655165), (110, 524132), (140, 411818), (154, 374380), (220, 262066), (280, 205909), (308, 187190), (385, 149752), (440, 131033), (616, 93595), (770, 74876), (1540, 37438), (3080, 18719)]