842740

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1453}}^1$

素因数の和:1491

約数の個数: 24

約数和(自身を含む): 1832040

約数和(自身を除く): 989300

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 1453, 2906, 5812, 7265, 14530, 29060, 42137, 84274, 168548, 210685, 421370, 842740]

約数ペア:

[(1, 842740), (2, 421370), (4, 210685), (5, 168548), (10, 84274), (20, 42137), (29, 29060), (58, 14530), (116, 7265), (145, 5812), (290, 2906), (580, 1453)]