1335680

素因数分解:

$2^7\times 5^1\times {\mathrm{2087}}^1$

素因数の和:2106

約数の個数: 32

約数和(自身を含む): 3194640

約数和(自身を除く): 1858960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2087, 4174, 8348, 10435, 16696, 20870, 33392, 41740, 66784, 83480, 133568, 166960, 267136, 333920, 667840, 1335680]

約数ペア:

[(1, 1335680), (2, 667840), (4, 333920), (5, 267136), (8, 166960), (10, 133568), (16, 83480), (20, 66784), (32, 41740), (40, 33392), (64, 20870), (80, 16696), (128, 10435), (160, 8348), (320, 4174), (640, 2087)]