208550770

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{49537}}^1$

素因数の和:49965

約数の個数: 16

約数和(自身を含む): 376290648

約数和(自身を除く): 167739878

約数列:

[1, 2, 5, 10, 421, 842, 2105, 4210, 49537, 99074, 247685, 495370, 20855077, 41710154, 104275385, 208550770]

約数ペア:

[(1, 208550770), (2, 104275385), (5, 41710154), (10, 20855077), (421, 495370), (842, 247685), (2105, 99074), (4210, 49537)]