2659740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 7540512

約数和(自身を除く): 4880772

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 457, 485, 582, 914, 970, 1164, 1371, 1455, 1828, 1940, 2285, 2742, 2910, 4570, 5484, 5820, 6855, 9140, 13710, 27420, 44329, 88658, 132987, 177316, 221645, 265974, 443290, 531948, 664935, 886580, 1329870, 2659740]

約数ペア:

[(1, 2659740), (2, 1329870), (3, 886580), (4, 664935), (5, 531948), (6, 443290), (10, 265974), (12, 221645), (15, 177316), (20, 132987), (30, 88658), (60, 44329), (97, 27420), (194, 13710), (291, 9140), (388, 6855), (457, 5820), (485, 5484), (582, 4570), (914, 2910), (970, 2742), (1164, 2285), (1371, 1940), (1455, 1828)]