1585960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1279}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 3686400

約数和(自身を除く): 2100440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 1279, 2558, 5116, 6395, 10232, 12790, 25580, 39649, 51160, 79298, 158596, 198245, 317192, 396490, 792980, 1585960]

約数ペア:

[(1, 1585960), (2, 792980), (4, 396490), (5, 317192), (8, 198245), (10, 158596), (20, 79298), (31, 51160), (40, 39649), (62, 25580), (124, 12790), (155, 10232), (248, 6395), (310, 5116), (620, 2558), (1240, 1279)]