146981680

素因数分解:

$2^4\times 5^1\times {\mathrm{1837271}}^1$

素因数の和:1837284

約数の個数: 20

約数和(自身を含む): 341732592

約数和(自身を除く): 194750912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1837271, 3674542, 7349084, 9186355, 14698168, 18372710, 29396336, 36745420, 73490840, 146981680]

約数ペア:

[(1, 146981680), (2, 73490840), (4, 36745420), (5, 29396336), (8, 18372710), (10, 14698168), (16, 9186355), (20, 7349084), (40, 3674542), (80, 1837271)]