55020220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{63977}}^1$

素因数の和:64029

約数の個数: 24

約数和(自身を含む): 118231344

約数和(自身を除く): 63211124

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 63977, 127954, 255908, 319885, 639770, 1279540, 2751011, 5502022, 11004044, 13755055, 27510110, 55020220]

約数ペア:

[(1, 55020220), (2, 27510110), (4, 13755055), (5, 11004044), (10, 5502022), (20, 2751011), (43, 1279540), (86, 639770), (172, 319885), (215, 255908), (430, 127954), (860, 63977)]