30581680

素因数分解:

$2^4\times 5^1\times {\mathrm{382271}}^1$

素因数の和:382284

約数の個数: 20

約数和(自身を含む): 71102592

約数和(自身を除く): 40520912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 382271, 764542, 1529084, 1911355, 3058168, 3822710, 6116336, 7645420, 15290840, 30581680]

約数ペア:

[(1, 30581680), (2, 15290840), (4, 7645420), (5, 6116336), (8, 3822710), (10, 3058168), (16, 1911355), (20, 1529084), (40, 764542), (80, 382271)]