54805220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{63727}}^1$

素因数の和:63779

約数の個数: 24

約数和(自身を含む): 117769344

約数和(自身を除く): 62964124

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 63727, 127454, 254908, 318635, 637270, 1274540, 2740261, 5480522, 10961044, 13701305, 27402610, 54805220]

約数ペア:

[(1, 54805220), (2, 27402610), (4, 13701305), (5, 10961044), (10, 5480522), (20, 2740261), (43, 1274540), (86, 637270), (172, 318635), (215, 254908), (430, 127454), (860, 63727)]