1380004.00000000

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{163363}}^1$

素因数の和:163379

約数の個数: 24

約数和(自身を含む): 54890304

約数和(自身を除く): 32019484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 163363, 326726, 653452, 816815, 1143541, 1633630, 2287082, 3267260, 4574164, 5717705, 11435410, 22870820]

約数ペア:

[(1, 22870820), (2, 11435410), (4, 5717705), (5, 4574164), (7, 3267260), (10, 2287082), (14, 1633630), (20, 1143541), (28, 816815), (35, 653452), (70, 326726), (140, 163363)]