2680964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:180

約数の個数: 48

約数和(自身を含む): 5691840

約数和(自身を除く): 3010876

約数列:

[1, 2, 4, 11, 13, 22, 26, 43, 44, 52, 86, 109, 143, 172, 218, 286, 436, 473, 559, 572, 946, 1118, 1199, 1417, 1892, 2236, 2398, 2834, 4687, 4796, 5668, 6149, 9374, 12298, 15587, 18748, 24596, 31174, 51557, 60931, 62348, 103114, 121862, 206228, 243724, 670241, 1340482, 2680964]

約数ペア:

[(1, 2680964), (2, 1340482), (4, 670241), (11, 243724), (13, 206228), (22, 121862), (26, 103114), (43, 62348), (44, 60931), (52, 51557), (86, 31174), (109, 24596), (143, 18748), (172, 15587), (218, 12298), (286, 9374), (436, 6149), (473, 5668), (559, 4796), (572, 4687), (946, 2834), (1118, 2398), (1199, 2236), (1417, 1892)]