2827880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6427}}^1$

素因数の和:6449

約数の個数: 32

約数和(自身を含む): 6942240

約数和(自身を除く): 4114360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6427, 12854, 25708, 32135, 51416, 64270, 70697, 128540, 141394, 257080, 282788, 353485, 565576, 706970, 1413940, 2827880]

約数ペア:

[(1, 2827880), (2, 1413940), (4, 706970), (5, 565576), (8, 353485), (10, 282788), (11, 257080), (20, 141394), (22, 128540), (40, 70697), (44, 64270), (55, 51416), (88, 32135), (110, 25708), (220, 12854), (440, 6427)]