29807720

素因数分解:

$2^3\times 5^1\times {\mathrm{433}}^1\times {\mathrm{1721}}^1$

素因数の和:2165

約数の個数: 32

約数和(自身を含む): 67261320

約数和(自身を除く): 37453600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 433, 866, 1721, 1732, 2165, 3442, 3464, 4330, 6884, 8605, 8660, 13768, 17210, 17320, 34420, 68840, 745193, 1490386, 2980772, 3725965, 5961544, 7451930, 14903860, 29807720]

約数ペア:

[(1, 29807720), (2, 14903860), (4, 7451930), (5, 5961544), (8, 3725965), (10, 2980772), (20, 1490386), (40, 745193), (433, 68840), (866, 34420), (1721, 17320), (1732, 17210), (2165, 13768), (3442, 8660), (3464, 8605), (4330, 6884)]