8906440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11719}}^1$

素因数の和:11749

約数の個数: 32

約数和(自身を含む): 21096000

約数和(自身を除く): 12189560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 11719, 23438, 46876, 58595, 93752, 117190, 222661, 234380, 445322, 468760, 890644, 1113305, 1781288, 2226610, 4453220, 8906440]

約数ペア:

[(1, 8906440), (2, 4453220), (4, 2226610), (5, 1781288), (8, 1113305), (10, 890644), (19, 468760), (20, 445322), (38, 234380), (40, 222661), (76, 117190), (95, 93752), (152, 58595), (190, 46876), (380, 23438), (760, 11719)]