209933270

素因数分解:

$2^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{47389}}^1$

素因数の和:47839

約数の個数: 16

約数和(自身を含む): 378740880

約数和(自身を除く): 168807610

約数列:

[1, 2, 5, 10, 443, 886, 2215, 4430, 47389, 94778, 236945, 473890, 20993327, 41986654, 104966635, 209933270]

約数ペア:

[(1, 209933270), (2, 104966635), (5, 41986654), (10, 20993327), (443, 473890), (886, 236945), (2215, 94778), (4430, 47389)]