27941820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4801}}^1$

素因数の和:4910

約数の個数: 48

約数和(自身を含む): 79060128

約数和(自身を除く): 51118308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 4801, 5820, 9602, 14403, 19204, 24005, 28806, 48010, 57612, 72015, 96020, 144030, 288060, 465697, 931394, 1397091, 1862788, 2328485, 2794182, 4656970, 5588364, 6985455, 9313940, 13970910, 27941820]

約数ペア:

[(1, 27941820), (2, 13970910), (3, 9313940), (4, 6985455), (5, 5588364), (6, 4656970), (10, 2794182), (12, 2328485), (15, 1862788), (20, 1397091), (30, 931394), (60, 465697), (97, 288060), (194, 144030), (291, 96020), (388, 72015), (485, 57612), (582, 48010), (970, 28806), (1164, 24005), (1455, 19204), (1940, 14403), (2910, 9602), (4801, 5820)]