3982640

素因数分解:

$2^4\times 5^1\times {\mathrm{49783}}^1$

素因数の和:49796

約数の個数: 20

約数和(自身を含む): 9259824

約数和(自身を除く): 5277184

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 49783, 99566, 199132, 248915, 398264, 497830, 796528, 995660, 1991320, 3982640]

約数ペア:

[(1, 3982640), (2, 1991320), (4, 995660), (5, 796528), (8, 497830), (10, 398264), (16, 248915), (20, 199132), (40, 99566), (80, 49783)]