28725630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1999}}^1$

素因数の和:2488

約数の個数: 32

約数和(自身を含む): 69120000

約数和(自身を除く): 40394370

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 479, 958, 1437, 1999, 2395, 2874, 3998, 4790, 5997, 7185, 9995, 11994, 14370, 19990, 29985, 59970, 957521, 1915042, 2872563, 4787605, 5745126, 9575210, 14362815, 28725630]

約数ペア:

[(1, 28725630), (2, 14362815), (3, 9575210), (5, 5745126), (6, 4787605), (10, 2872563), (15, 1915042), (30, 957521), (479, 59970), (958, 29985), (1437, 19990), (1999, 14370), (2395, 11994), (2874, 9995), (3998, 7185), (4790, 5997)]