863670220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{56597}}^1$

素因数の和:56722

約数の個数: 48

約数和(自身を含む): 2091862080

約数和(自身を除く): 1228191860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 109, 140, 218, 436, 545, 763, 1090, 1526, 2180, 3052, 3815, 7630, 15260, 56597, 113194, 226388, 282985, 396179, 565970, 792358, 1131940, 1584716, 1980895, 3961790, 6169073, 7923580, 12338146, 24676292, 30845365, 43183511, 61690730, 86367022, 123381460, 172734044, 215917555, 431835110, 863670220]

約数ペア:

[(1, 863670220), (2, 431835110), (4, 215917555), (5, 172734044), (7, 123381460), (10, 86367022), (14, 61690730), (20, 43183511), (28, 30845365), (35, 24676292), (70, 12338146), (109, 7923580), (140, 6169073), (218, 3961790), (436, 1980895), (545, 1584716), (763, 1131940), (1090, 792358), (1526, 565970), (2180, 396179), (3052, 282985), (3815, 226388), (7630, 113194), (15260, 56597)]