12728580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12479}}^1$

素因数の和:12508

約数の個数: 48

約数和(自身を含む): 37739520

約数和(自身を除く): 25010940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 12479, 24958, 37437, 49916, 62395, 74874, 124790, 149748, 187185, 212143, 249580, 374370, 424286, 636429, 748740, 848572, 1060715, 1272858, 2121430, 2545716, 3182145, 4242860, 6364290, 12728580]

約数ペア:

[(1, 12728580), (2, 6364290), (3, 4242860), (4, 3182145), (5, 2545716), (6, 2121430), (10, 1272858), (12, 1060715), (15, 848572), (17, 748740), (20, 636429), (30, 424286), (34, 374370), (51, 249580), (60, 212143), (68, 187185), (85, 149748), (102, 124790), (170, 74874), (204, 62395), (255, 49916), (340, 37437), (510, 24958), (1020, 12479)]