42730660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{305219}}^1$

素因数の和:305235

約数の個数: 24

約数和(自身を含む): 102553920

約数和(自身を除く): 59823260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 305219, 610438, 1220876, 1526095, 2136533, 3052190, 4273066, 6104380, 8546132, 10682665, 21365330, 42730660]

約数ペア:

[(1, 42730660), (2, 21365330), (4, 10682665), (5, 8546132), (7, 6104380), (10, 4273066), (14, 3052190), (20, 2136533), (28, 1526095), (35, 1220876), (70, 610438), (140, 305219)]