119142640

素因数分解:

$2^4\times 5^1\times {\mathrm{1489283}}^1$

素因数の和:1489296

約数の個数: 20

約数和(自身を含む): 277006824

約数和(自身を除く): 157864184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1489283, 2978566, 5957132, 7446415, 11914264, 14892830, 23828528, 29785660, 59571320, 119142640]

約数ペア:

[(1, 119142640), (2, 59571320), (4, 29785660), (5, 23828528), (8, 14892830), (10, 11914264), (16, 7446415), (20, 5957132), (40, 2978566), (80, 1489283)]