417270

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{1987}}^1$

素因数の和:2004

約数の個数: 32

約数和(自身を含む): 1145088

約数和(自身を除く): 727818

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 1987, 3974, 5961, 9935, 11922, 13909, 19870, 27818, 29805, 41727, 59610, 69545, 83454, 139090, 208635, 417270]

約数ペア:

[(1, 417270), (2, 208635), (3, 139090), (5, 83454), (6, 69545), (7, 59610), (10, 41727), (14, 29805), (15, 27818), (21, 19870), (30, 13909), (35, 11922), (42, 9935), (70, 5961), (105, 3974), (210, 1987)]