12683920

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{479}}^1$

素因数の和:823

約数の個数: 40

約数和(自身を含む): 29640960

約数和(自身を除く): 16957040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 479, 662, 958, 1324, 1655, 1916, 2395, 2648, 3310, 3832, 4790, 5296, 6620, 7664, 9580, 13240, 19160, 26480, 38320, 158549, 317098, 634196, 792745, 1268392, 1585490, 2536784, 3170980, 6341960, 12683920]

約数ペア:

[(1, 12683920), (2, 6341960), (4, 3170980), (5, 2536784), (8, 1585490), (10, 1268392), (16, 792745), (20, 634196), (40, 317098), (80, 158549), (331, 38320), (479, 26480), (662, 19160), (958, 13240), (1324, 9580), (1655, 7664), (1916, 6620), (2395, 5296), (2648, 4790), (3310, 3832)]