80683820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{576313}}^1$

素因数の和:576329

約数の個数: 24

約数和(自身を含む): 193641504

約数和(自身を除く): 112957684

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 576313, 1152626, 2305252, 2881565, 4034191, 5763130, 8068382, 11526260, 16136764, 20170955, 40341910, 80683820]

約数ペア:

[(1, 80683820), (2, 40341910), (4, 20170955), (5, 16136764), (7, 11526260), (10, 8068382), (14, 5763130), (20, 4034191), (28, 2881565), (35, 2305252), (70, 1152626), (140, 576313)]