1609470

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{1987}}^1$

素因数の和:2006

約数の個数: 40

約数和(自身を含む): 4329864

約数和(自身を除く): 2720394

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 1987, 3974, 5961, 9935, 11922, 17883, 19870, 29805, 35766, 53649, 59610, 89415, 107298, 160947, 178830, 268245, 321894, 536490, 804735, 1609470]

約数ペア:

[(1, 1609470), (2, 804735), (3, 536490), (5, 321894), (6, 268245), (9, 178830), (10, 160947), (15, 107298), (18, 89415), (27, 59610), (30, 53649), (45, 35766), (54, 29805), (81, 19870), (90, 17883), (135, 11922), (162, 9935), (270, 5961), (405, 3974), (810, 1987)]