87082640

素因数分解:

$2^4\times 5^1\times {\mathrm{1088533}}^1$

素因数の和:1088546

約数の個数: 20

約数和(自身を含む): 202467324

約数和(自身を除く): 115384684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1088533, 2177066, 4354132, 5442665, 8708264, 10885330, 17416528, 21770660, 43541320, 87082640]

約数ペア:

[(1, 87082640), (2, 43541320), (4, 21770660), (5, 17416528), (8, 10885330), (10, 8708264), (16, 5442665), (20, 4354132), (40, 2177066), (80, 1088533)]