2051220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2011}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 6084288

約数和(自身を除く): 4033068

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, 2011, 4022, 6033, 8044, 10055, 12066, 20110, 24132, 30165, 34187, 40220, 60330, 68374, 102561, 120660, 136748, 170935, 205122, 341870, 410244, 512805, 683740, 1025610, 2051220]

約数ペア:

[(1, 2051220), (2, 1025610), (3, 683740), (4, 512805), (5, 410244), (6, 341870), (10, 205122), (12, 170935), (15, 136748), (17, 120660), (20, 102561), (30, 68374), (34, 60330), (51, 40220), (60, 34187), (68, 30165), (85, 24132), (102, 20110), (170, 12066), (204, 10055), (255, 8044), (340, 6033), (510, 4022), (1020, 2011)]