80160220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{572573}}^1$

素因数の和:572589

約数の個数: 24

約数和(自身を含む): 192384864

約数和(自身を除く): 112224644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 572573, 1145146, 2290292, 2862865, 4008011, 5725730, 8016022, 11451460, 16032044, 20040055, 40080110, 80160220]

約数ペア:

[(1, 80160220), (2, 40080110), (4, 20040055), (5, 16032044), (7, 11451460), (10, 8016022), (14, 5725730), (20, 4008011), (28, 2862865), (35, 2290292), (70, 1145146), (140, 572573)]