810080320

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{361643}}^1$

素因数の和:361667

約数の個数: 56

約数和(自身を含む): 2204581824

約数和(自身を除く): 1394501504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 361643, 723286, 1446572, 1808215, 2531501, 2893144, 3616430, 5063002, 5786288, 7232860, 10126004, 11572576, 12657505, 14465720, 20252008, 23145152, 25315010, 28931440, 40504016, 50630020, 57862880, 81008032, 101260040, 115725760, 162016064, 202520080, 405040160, 810080320]

約数ペア:

[(1, 810080320), (2, 405040160), (4, 202520080), (5, 162016064), (7, 115725760), (8, 101260040), (10, 81008032), (14, 57862880), (16, 50630020), (20, 40504016), (28, 28931440), (32, 25315010), (35, 23145152), (40, 20252008), (56, 14465720), (64, 12657505), (70, 11572576), (80, 10126004), (112, 7232860), (140, 5786288), (160, 5063002), (224, 3616430), (280, 2893144), (320, 2531501), (448, 1808215), (560, 1446572), (1120, 723286), (2240, 361643)]