26840560

素因数分解:

$2^4\times 5^1\times {\mathrm{335507}}^1$

素因数の和:335520

約数の個数: 20

約数和(自身を含む): 62404488

約数和(自身を除く): 35563928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 335507, 671014, 1342028, 1677535, 2684056, 3355070, 5368112, 6710140, 13420280, 26840560]

約数ペア:

[(1, 26840560), (2, 13420280), (4, 6710140), (5, 5368112), (8, 3355070), (10, 2684056), (16, 1677535), (20, 1342028), (40, 671014), (80, 335507)]