2560816

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{5519}}^1$

素因数の和:5556

約数の個数: 20

約数和(自身を含む): 5133600

約数和(自身を除く): 2572784

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 5519, 11038, 22076, 44152, 88304, 160051, 320102, 640204, 1280408, 2560816]

約数ペア:

[(1, 2560816), (2, 1280408), (4, 640204), (8, 320102), (16, 160051), (29, 88304), (58, 44152), (116, 22076), (232, 11038), (464, 5519)]