30943480

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{3469}}^1$

素因数の和:3703

約数の個数: 32

約数和(自身を含む): 69955200

約数和(自身を除く): 39011720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 3469, 4460, 6938, 8920, 13876, 17345, 27752, 34690, 69380, 138760, 773587, 1547174, 3094348, 3867935, 6188696, 7735870, 15471740, 30943480]

約数ペア:

[(1, 30943480), (2, 15471740), (4, 7735870), (5, 6188696), (8, 3867935), (10, 3094348), (20, 1547174), (40, 773587), (223, 138760), (446, 69380), (892, 34690), (1115, 27752), (1784, 17345), (2230, 13876), (3469, 8920), (4460, 6938)]