12866460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4987}}^1$

素因数の和:5042

約数の個数: 48

約数和(自身を含む): 36871296

約数和(自身を除く): 24004836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 4987, 9974, 14961, 19948, 24935, 29922, 49870, 59844, 74805, 99740, 149610, 214441, 299220, 428882, 643323, 857764, 1072205, 1286646, 2144410, 2573292, 3216615, 4288820, 6433230, 12866460]

約数ペア:

[(1, 12866460), (2, 6433230), (3, 4288820), (4, 3216615), (5, 2573292), (6, 2144410), (10, 1286646), (12, 1072205), (15, 857764), (20, 643323), (30, 428882), (43, 299220), (60, 214441), (86, 149610), (129, 99740), (172, 74805), (215, 59844), (258, 49870), (430, 29922), (516, 24935), (645, 19948), (860, 14961), (1290, 9974), (2580, 4987)]