208049120

素因数分解:

$2^5\times 5^1\times {\mathrm{1300307}}^1$

素因数の和:1300322

約数の個数: 24

約数和(自身を含む): 491516424

約数和(自身を除く): 283467304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1300307, 2600614, 5201228, 6501535, 10402456, 13003070, 20804912, 26006140, 41609824, 52012280, 104024560, 208049120]

約数ペア:

[(1, 208049120), (2, 104024560), (4, 52012280), (5, 41609824), (8, 26006140), (10, 20804912), (16, 13003070), (20, 10402456), (32, 6501535), (40, 5201228), (80, 2600614), (160, 1300307)]