28786331330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^3\times {\mathrm{419687}}^1$

素因数の和:419751

約数の個数: 32

約数和(自身を含む): 54693740160

約数和(自身を除く): 25907408830

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 361, 722, 1805, 3610, 6859, 13718, 34295, 68590, 419687, 839374, 2098435, 4196870, 7974053, 15948106, 39870265, 79740530, 151507007, 303014014, 757535035, 1515070070, 2878633133, 5757266266, 14393165665, 28786331330]

約数ペア:

[(1, 28786331330), (2, 14393165665), (5, 5757266266), (10, 2878633133), (19, 1515070070), (38, 757535035), (95, 303014014), (190, 151507007), (361, 79740530), (722, 39870265), (1805, 15948106), (3610, 7974053), (6859, 4196870), (13718, 2098435), (34295, 839374), (68590, 419687)]