208026940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{945577}}^1$

素因数の和:945597

約数の個数: 24

約数和(自身を含む): 476571312

約数和(自身を除く): 268544372

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 945577, 1891154, 3782308, 4727885, 9455770, 10401347, 18911540, 20802694, 41605388, 52006735, 104013470, 208026940]

約数ペア:

[(1, 208026940), (2, 104013470), (4, 52006735), (5, 41605388), (10, 20802694), (11, 18911540), (20, 10401347), (22, 9455770), (44, 4727885), (55, 3782308), (110, 1891154), (220, 945577)]