27317780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{195127}}^1$

素因数の和:195143

約数の個数: 24

約数和(自身を含む): 65563008

約数和(自身を除く): 38245228

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 195127, 390254, 780508, 975635, 1365889, 1951270, 2731778, 3902540, 5463556, 6829445, 13658890, 27317780]

約数ペア:

[(1, 27317780), (2, 13658890), (4, 6829445), (5, 5463556), (7, 3902540), (10, 2731778), (14, 1951270), (20, 1365889), (28, 975635), (35, 780508), (70, 390254), (140, 195127)]