1421920

素因数分解:

$2^5\times 5^1\times {\mathrm{8887}}^1$

素因数の和:8902

約数の個数: 24

約数和(自身を含む): 3359664

約数和(自身を除く): 1937744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 8887, 17774, 35548, 44435, 71096, 88870, 142192, 177740, 284384, 355480, 710960, 1421920]

約数ペア:

[(1, 1421920), (2, 710960), (4, 355480), (5, 284384), (8, 177740), (10, 142192), (16, 88870), (20, 71096), (32, 44435), (40, 35548), (80, 17774), (160, 8887)]