12777620

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{4231}}^1$

素因数の和:4391

約数の個数: 24

約数和(自身を含む): 27017088

約数和(自身を除く): 14239468

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 1510, 3020, 4231, 8462, 16924, 21155, 42310, 84620, 638881, 1277762, 2555524, 3194405, 6388810, 12777620]

約数ペア:

[(1, 12777620), (2, 6388810), (4, 3194405), (5, 2555524), (10, 1277762), (20, 638881), (151, 84620), (302, 42310), (604, 21155), (755, 16924), (1510, 8462), (3020, 4231)]