222609580

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{22669}}^1$

素因数の和:23169

約数の個数: 24

約数和(自身を含む): 468452880

約数和(自身を除く): 245843300

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 9820, 22669, 45338, 90676, 113345, 226690, 453380, 11130479, 22260958, 44521916, 55652395, 111304790, 222609580]

約数ペア:

[(1, 222609580), (2, 111304790), (4, 55652395), (5, 44521916), (10, 22260958), (20, 11130479), (491, 453380), (982, 226690), (1964, 113345), (2455, 90676), (4910, 45338), (9820, 22669)]