30819530

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{62897}}^1$

素因数の和:62918

約数の個数: 24

約数和(自身を含む): 64533348

約数和(自身を除く): 33713818

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 62897, 125794, 314485, 440279, 628970, 880558, 2201395, 3081953, 4402790, 6163906, 15409765, 30819530]

約数ペア:

[(1, 30819530), (2, 15409765), (5, 6163906), (7, 4402790), (10, 3081953), (14, 2201395), (35, 880558), (49, 628970), (70, 440279), (98, 314485), (245, 125794), (490, 62897)]