2842880

素因数分解:

$2^8\times 5^1\times {\mathrm{2221}}^1$

素因数の和:2242

約数の個数: 36

約数和(自身を含む): 6812652

約数和(自身を除く): 3969772

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 2221, 4442, 8884, 11105, 17768, 22210, 35536, 44420, 71072, 88840, 142144, 177680, 284288, 355360, 568576, 710720, 1421440, 2842880]

約数ペア:

[(1, 2842880), (2, 1421440), (4, 710720), (5, 568576), (8, 355360), (10, 284288), (16, 177680), (20, 142144), (32, 88840), (40, 71072), (64, 44420), (80, 35536), (128, 22210), (160, 17768), (256, 11105), (320, 8884), (640, 4442), (1280, 2221)]