1340596085

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1997}}^1$

素因数の和:2165

約数の個数: 32

約数和(自身を含む): 1712461824

約数和(自身を除く): 371865739

約数列:

[1, 5, 31, 61, 71, 155, 305, 355, 1891, 1997, 2201, 4331, 9455, 9985, 11005, 21655, 61907, 121817, 134261, 141787, 309535, 609085, 671305, 708935, 3776327, 4395397, 8649007, 18881635, 21976985, 43245035, 268119217, 1340596085]

約数ペア:

[(1, 1340596085), (5, 268119217), (31, 43245035), (61, 21976985), (71, 18881635), (155, 8649007), (305, 4395397), (355, 3776327), (1891, 708935), (1997, 671305), (2201, 609085), (4331, 309535), (9455, 141787), (9985, 134261), (11005, 121817), (21655, 61907)]