256267880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{582427}}^1$

素因数の和:582449

約数の個数: 32

約数和(自身を含む): 629022240

約数和(自身を除く): 372754360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 582427, 1164854, 2329708, 2912135, 4659416, 5824270, 6406697, 11648540, 12813394, 23297080, 25626788, 32033485, 51253576, 64066970, 128133940, 256267880]

約数ペア:

[(1, 256267880), (2, 128133940), (4, 64066970), (5, 51253576), (8, 32033485), (10, 25626788), (11, 23297080), (20, 12813394), (22, 11648540), (40, 6406697), (44, 5824270), (55, 4659416), (88, 2912135), (110, 2329708), (220, 1164854), (440, 582427)]