16998520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5519}}^1$

素因数の和:5548

約数の個数: 64

約数和(自身を含む): 47692800

約数和(自身を除く): 30694280

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, 5519, 11038, 22076, 27595, 38633, 44152, 55190, 60709, 77266, 110380, 121418, 154532, 193165, 220760, 242836, 303545, 309064, 386330, 424963, 485672, 607090, 772660, 849926, 1214180, 1545320, 1699852, 2124815, 2428360, 3399704, 4249630, 8499260, 16998520]

約数ペア:

[(1, 16998520), (2, 8499260), (4, 4249630), (5, 3399704), (7, 2428360), (8, 2124815), (10, 1699852), (11, 1545320), (14, 1214180), (20, 849926), (22, 772660), (28, 607090), (35, 485672), (40, 424963), (44, 386330), (55, 309064), (56, 303545), (70, 242836), (77, 220760), (88, 193165), (110, 154532), (140, 121418), (154, 110380), (220, 77266), (280, 60709), (308, 55190), (385, 44152), (440, 38633), (616, 27595), (770, 22076), (1540, 11038), (3080, 5519)]