210345640

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{14897}}^1$

素因数の和:15261

約数の個数: 32

約数和(自身を含む): 474650280

約数和(自身を除く): 264304640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 7060, 14120, 14897, 29794, 59588, 74485, 119176, 148970, 297940, 595880, 5258641, 10517282, 21034564, 26293205, 42069128, 52586410, 105172820, 210345640]

約数ペア:

[(1, 210345640), (2, 105172820), (4, 52586410), (5, 42069128), (8, 26293205), (10, 21034564), (20, 10517282), (40, 5258641), (353, 595880), (706, 297940), (1412, 148970), (1765, 119176), (2824, 74485), (3530, 59588), (7060, 29794), (14120, 14897)]