31119540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{5347}}^1$

素因数の和:5456

約数の個数: 48

約数和(自身を含む): 88049472

約数和(自身を除く): 56929932

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, 5347, 5820, 10694, 16041, 21388, 26735, 32082, 53470, 64164, 80205, 106940, 160410, 320820, 518659, 1037318, 1555977, 2074636, 2593295, 3111954, 5186590, 6223908, 7779885, 10373180, 15559770, 31119540]

約数ペア:

[(1, 31119540), (2, 15559770), (3, 10373180), (4, 7779885), (5, 6223908), (6, 5186590), (10, 3111954), (12, 2593295), (15, 2074636), (20, 1555977), (30, 1037318), (60, 518659), (97, 320820), (194, 160410), (291, 106940), (388, 80205), (485, 64164), (582, 53470), (970, 32082), (1164, 26735), (1455, 21388), (1940, 16041), (2910, 10694), (5347, 5820)]