189860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{863}}^1$

素因数の和:883

約数の個数: 24

約数和(自身を含む): 435456

約数和(自身を除く): 245596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 863, 1726, 3452, 4315, 8630, 9493, 17260, 18986, 37972, 47465, 94930, 189860]

約数ペア:

[(1, 189860), (2, 94930), (4, 47465), (5, 37972), (10, 18986), (11, 17260), (20, 9493), (22, 8630), (44, 4315), (55, 3452), (110, 1726), (220, 863)]