71338460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{209819}}^1$

素因数の和:209845

約数の個数: 24

約数和(自身を含む): 158623920

約数和(自身を除く): 87285460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 209819, 419638, 839276, 1049095, 2098190, 3566923, 4196380, 7133846, 14267692, 17834615, 35669230, 71338460]

約数ペア:

[(1, 71338460), (2, 35669230), (4, 17834615), (5, 14267692), (10, 7133846), (17, 4196380), (20, 3566923), (34, 2098190), (68, 1049095), (85, 839276), (170, 419638), (340, 209819)]