12715160

素因数分解:

$2^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{1319}}^1$

素因数の和:1571

約数の個数: 32

約数和(自身を含む): 28749600

約数和(自身を除く): 16034440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 241, 482, 964, 1205, 1319, 1928, 2410, 2638, 4820, 5276, 6595, 9640, 10552, 13190, 26380, 52760, 317879, 635758, 1271516, 1589395, 2543032, 3178790, 6357580, 12715160]

約数ペア:

[(1, 12715160), (2, 6357580), (4, 3178790), (5, 2543032), (8, 1589395), (10, 1271516), (20, 635758), (40, 317879), (241, 52760), (482, 26380), (964, 13190), (1205, 10552), (1319, 9640), (1928, 6595), (2410, 5276), (2638, 4820)]