12784120

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{5417}}^1$

素因数の和:5487

約数の個数: 32

約数和(自身を含む): 29257200

約数和(自身を除く): 16473080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1180, 2360, 5417, 10834, 21668, 27085, 43336, 54170, 108340, 216680, 319603, 639206, 1278412, 1598015, 2556824, 3196030, 6392060, 12784120]

約数ペア:

[(1, 12784120), (2, 6392060), (4, 3196030), (5, 2556824), (8, 1598015), (10, 1278412), (20, 639206), (40, 319603), (59, 216680), (118, 108340), (236, 54170), (295, 43336), (472, 27085), (590, 21668), (1180, 10834), (2360, 5417)]