40473440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{36137}}^1$

素因数の和:36159

約数の個数: 48

約数和(自身を含む): 109281312

約数和(自身を除く): 68807872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 36137, 72274, 144548, 180685, 252959, 289096, 361370, 505918, 578192, 722740, 1011836, 1156384, 1264795, 1445480, 2023672, 2529590, 2890960, 4047344, 5059180, 5781920, 8094688, 10118360, 20236720, 40473440]

約数ペア:

[(1, 40473440), (2, 20236720), (4, 10118360), (5, 8094688), (7, 5781920), (8, 5059180), (10, 4047344), (14, 2890960), (16, 2529590), (20, 2023672), (28, 1445480), (32, 1264795), (35, 1156384), (40, 1011836), (56, 722740), (70, 578192), (80, 505918), (112, 361370), (140, 289096), (160, 252959), (224, 180685), (280, 144548), (560, 72274), (1120, 36137)]