26687920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{47657}}^1$

素因数の和:47677

約数の個数: 40

約数和(自身を含む): 70915104

約数和(自身を除く): 44227184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 47657, 95314, 190628, 238285, 333599, 381256, 476570, 667198, 762512, 953140, 1334396, 1667995, 1906280, 2668792, 3335990, 3812560, 5337584, 6671980, 13343960, 26687920]

約数ペア:

[(1, 26687920), (2, 13343960), (4, 6671980), (5, 5337584), (7, 3812560), (8, 3335990), (10, 2668792), (14, 1906280), (16, 1667995), (20, 1334396), (28, 953140), (35, 762512), (40, 667198), (56, 476570), (70, 381256), (80, 333599), (112, 238285), (140, 190628), (280, 95314), (560, 47657)]