425784560

素因数分解:

$2^4\times 5^1\times {\mathrm{5322307}}^1$

素因数の和:5322320

約数の個数: 20

約数和(自身を含む): 989949288

約数和(自身を除く): 564164728

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5322307, 10644614, 21289228, 26611535, 42578456, 53223070, 85156912, 106446140, 212892280, 425784560]

約数ペア:

[(1, 425784560), (2, 212892280), (4, 106446140), (5, 85156912), (8, 53223070), (10, 42578456), (16, 26611535), (20, 21289228), (40, 10644614), (80, 5322307)]