219658420

素因数分解:

$2^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{47137}}^1$

素因数の和:47379

約数の個数: 24

約数和(自身を含む): 463272264

約数和(自身を除く): 243613844

約数列:

[1, 2, 4, 5, 10, 20, 233, 466, 932, 1165, 2330, 4660, 47137, 94274, 188548, 235685, 471370, 942740, 10982921, 21965842, 43931684, 54914605, 109829210, 219658420]

約数ペア:

[(1, 219658420), (2, 109829210), (4, 54914605), (5, 43931684), (10, 21965842), (20, 10982921), (233, 942740), (466, 471370), (932, 235685), (1165, 188548), (2330, 94274), (4660, 47137)]