2026740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1987}}^1$

素因数の和:2016

約数の個数: 48

約数和(自身を含む): 6011712

約数和(自身を除く): 3984972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 1987, 3974, 5961, 7948, 9935, 11922, 19870, 23844, 29805, 33779, 39740, 59610, 67558, 101337, 119220, 135116, 168895, 202674, 337790, 405348, 506685, 675580, 1013370, 2026740]

約数ペア:

[(1, 2026740), (2, 1013370), (3, 675580), (4, 506685), (5, 405348), (6, 337790), (10, 202674), (12, 168895), (15, 135116), (17, 119220), (20, 101337), (30, 67558), (34, 59610), (51, 39740), (60, 33779), (68, 29805), (85, 23844), (102, 19870), (170, 11922), (204, 9935), (255, 7948), (340, 5961), (510, 3974), (1020, 1987)]