17207540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{6469}}^1$

素因数の和:6504

約数の個数: 48

約数和(自身を含む): 43478400

約数和(自身を除く): 26270860

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, 6469, 12938, 25876, 32345, 45283, 64690, 90566, 122911, 129380, 181132, 226415, 245822, 452830, 491644, 614555, 860377, 905660, 1229110, 1720754, 2458220, 3441508, 4301885, 8603770, 17207540]

約数ペア:

[(1, 17207540), (2, 8603770), (4, 4301885), (5, 3441508), (7, 2458220), (10, 1720754), (14, 1229110), (19, 905660), (20, 860377), (28, 614555), (35, 491644), (38, 452830), (70, 245822), (76, 226415), (95, 181132), (133, 129380), (140, 122911), (190, 90566), (266, 64690), (380, 45283), (532, 32345), (665, 25876), (1330, 12938), (2660, 6469)]