12142480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21683}}^1$

素因数の和:21703

約数の個数: 40

約数和(自身を含む): 32265792

約数和(自身を除く): 20123312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21683, 43366, 86732, 108415, 151781, 173464, 216830, 303562, 346928, 433660, 607124, 758905, 867320, 1214248, 1517810, 1734640, 2428496, 3035620, 6071240, 12142480]

約数ペア:

[(1, 12142480), (2, 6071240), (4, 3035620), (5, 2428496), (7, 1734640), (8, 1517810), (10, 1214248), (14, 867320), (16, 758905), (20, 607124), (28, 433660), (35, 346928), (40, 303562), (56, 216830), (70, 173464), (80, 151781), (112, 108415), (140, 86732), (280, 43366), (560, 21683)]