2146640

素因数分解:

$2^4\times 5^1\times {\mathrm{26833}}^1$

素因数の和:26846

約数の個数: 20

約数和(自身を含む): 4991124

約数和(自身を除く): 2844484

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 26833, 53666, 107332, 134165, 214664, 268330, 429328, 536660, 1073320, 2146640]

約数ペア:

[(1, 2146640), (2, 1073320), (4, 536660), (5, 429328), (8, 268330), (10, 214664), (16, 134165), (20, 107332), (40, 53666), (80, 26833)]