1996985405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{2767}}^1$

素因数の和:2969

約数の個数: 32

約数和(自身を含む): 2582876160

約数和(自身を除く): 585890755

約数列:

[1, 5, 19, 71, 95, 107, 355, 535, 1349, 2033, 2767, 6745, 7597, 10165, 13835, 37985, 52573, 144343, 196457, 262865, 296069, 721715, 982285, 1480345, 3732683, 5625311, 18663415, 21020899, 28126555, 105104495, 399397081, 1996985405]

約数ペア:

[(1, 1996985405), (5, 399397081), (19, 105104495), (71, 28126555), (95, 21020899), (107, 18663415), (355, 5625311), (535, 3732683), (1349, 1480345), (2033, 982285), (2767, 721715), (6745, 296069), (7597, 262865), (10165, 196457), (13835, 144343), (37985, 52573)]