2563880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5827}}^1$

素因数の和:5849

約数の個数: 32

約数和(自身を含む): 6294240

約数和(自身を除く): 3730360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 5827, 11654, 23308, 29135, 46616, 58270, 64097, 116540, 128194, 233080, 256388, 320485, 512776, 640970, 1281940, 2563880]

約数ペア:

[(1, 2563880), (2, 1281940), (4, 640970), (5, 512776), (8, 320485), (10, 256388), (11, 233080), (20, 128194), (22, 116540), (40, 64097), (44, 58270), (55, 46616), (88, 29135), (110, 23308), (220, 11654), (440, 5827)]