68948240

素因数分解:

$2^4\times 5^1\times {\mathrm{861853}}^1$

素因数の和:861866

約数の個数: 20

約数和(自身を含む): 160304844

約数和(自身を除く): 91356604

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 861853, 1723706, 3447412, 4309265, 6894824, 8618530, 13789648, 17237060, 34474120, 68948240]

約数ペア:

[(1, 68948240), (2, 34474120), (4, 17237060), (5, 13789648), (8, 8618530), (10, 6894824), (16, 4309265), (20, 3447412), (40, 1723706), (80, 861853)]