9982640

素因数分解:

$2^4\times 5^1\times {\mathrm{124783}}^1$

素因数の和:124796

約数の個数: 20

約数和(自身を含む): 23209824

約数和(自身を除く): 13227184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 124783, 249566, 499132, 623915, 998264, 1247830, 1996528, 2495660, 4991320, 9982640]

約数ペア:

[(1, 9982640), (2, 4991320), (4, 2495660), (5, 1996528), (8, 1247830), (10, 998264), (16, 623915), (20, 499132), (40, 249566), (80, 124783)]