17872540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6719}}^1$

素因数の和:6754

約数の個数: 48

約数和(自身を含む): 45158400

約数和(自身を除く): 27285860

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 6719, 13438, 26876, 33595, 47033, 67190, 94066, 127661, 134380, 188132, 235165, 255322, 470330, 510644, 638305, 893627, 940660, 1276610, 1787254, 2553220, 3574508, 4468135, 8936270, 17872540]

約数ペア:

[(1, 17872540), (2, 8936270), (4, 4468135), (5, 3574508), (7, 2553220), (10, 1787254), (14, 1276610), (19, 940660), (20, 893627), (28, 638305), (35, 510644), (38, 470330), (70, 255322), (76, 235165), (95, 188132), (133, 134380), (140, 127661), (190, 94066), (266, 67190), (380, 47033), (532, 33595), (665, 26876), (1330, 13438), (2660, 6719)]