30540860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{218149}}^1$

素因数の和:218165

約数の個数: 24

約数和(自身を含む): 73298400

約数和(自身を除く): 42757540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 218149, 436298, 872596, 1090745, 1527043, 2181490, 3054086, 4362980, 6108172, 7635215, 15270430, 30540860]

約数ペア:

[(1, 30540860), (2, 15270430), (4, 7635215), (5, 6108172), (7, 4362980), (10, 3054086), (14, 2181490), (20, 1527043), (28, 1090745), (35, 872596), (70, 436298), (140, 218149)]