54091420

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{62897}}^1$

素因数の和:62949

約数の個数: 24

約数和(自身を含む): 116235504

約数和(自身を除く): 62144084

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 62897, 125794, 251588, 314485, 628970, 1257940, 2704571, 5409142, 10818284, 13522855, 27045710, 54091420]

約数ペア:

[(1, 54091420), (2, 27045710), (4, 13522855), (5, 10818284), (10, 5409142), (20, 2704571), (43, 1257940), (86, 628970), (172, 314485), (215, 251588), (430, 125794), (860, 62897)]