27021440

素因数分解:

$2^7\times 5^1\times {\mathrm{42221}}^1$

素因数の和:42240

約数の個数: 32

約数和(自身を含む): 64599660

約数和(自身を除く): 37578220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 42221, 84442, 168884, 211105, 337768, 422210, 675536, 844420, 1351072, 1688840, 2702144, 3377680, 5404288, 6755360, 13510720, 27021440]

約数ペア:

[(1, 27021440), (2, 13510720), (4, 6755360), (5, 5404288), (8, 3377680), (10, 2702144), (16, 1688840), (20, 1351072), (32, 844420), (40, 675536), (64, 422210), (80, 337768), (128, 211105), (160, 168884), (320, 84442), (640, 42221)]