12731820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{479}}^1$

素因数の和:934

約数の個数: 48

約数和(自身を含む): 35804160

約数和(自身を除く): 23072340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 443, 479, 886, 958, 1329, 1437, 1772, 1916, 2215, 2395, 2658, 2874, 4430, 4790, 5316, 5748, 6645, 7185, 8860, 9580, 13290, 14370, 26580, 28740, 212197, 424394, 636591, 848788, 1060985, 1273182, 2121970, 2546364, 3182955, 4243940, 6365910, 12731820]

約数ペア:

[(1, 12731820), (2, 6365910), (3, 4243940), (4, 3182955), (5, 2546364), (6, 2121970), (10, 1273182), (12, 1060985), (15, 848788), (20, 636591), (30, 424394), (60, 212197), (443, 28740), (479, 26580), (886, 14370), (958, 13290), (1329, 9580), (1437, 8860), (1772, 7185), (1916, 6645), (2215, 5748), (2395, 5316), (2658, 4790), (2874, 4430)]