27389360

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1979}}^1$

素因数の和:2165

約数の個数: 40

約数和(自身を含む): 64080720

約数和(自身を除く): 36691360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 1979, 2768, 3460, 3958, 6920, 7916, 9895, 13840, 15832, 19790, 31664, 39580, 79160, 158320, 342367, 684734, 1369468, 1711835, 2738936, 3423670, 5477872, 6847340, 13694680, 27389360]

約数ペア:

[(1, 27389360), (2, 13694680), (4, 6847340), (5, 5477872), (8, 3423670), (10, 2738936), (16, 1711835), (20, 1369468), (40, 684734), (80, 342367), (173, 158320), (346, 79160), (692, 39580), (865, 31664), (1384, 19790), (1730, 15832), (1979, 13840), (2768, 9895), (3460, 7916), (3958, 6920)]