70606060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{72047}}^1$

素因数の和:72070

約数の個数: 36

約数和(自身を含む): 172482912

約数和(自身を除く): 101876852

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 72047, 144094, 288188, 360235, 504329, 720470, 1008658, 1440940, 2017316, 2521645, 3530303, 5043290, 7060606, 10086580, 14121212, 17651515, 35303030, 70606060]

約数ペア:

[(1, 70606060), (2, 35303030), (4, 17651515), (5, 14121212), (7, 10086580), (10, 7060606), (14, 5043290), (20, 3530303), (28, 2521645), (35, 2017316), (49, 1440940), (70, 1008658), (98, 720470), (140, 504329), (196, 360235), (245, 288188), (490, 144094), (980, 72047)]