8073820

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{809}}^1$

素因数の和:1317

約数の個数: 24

約数和(自身を含む): 17010000

約数和(自身を除く): 8936180

約数列:

[1, 2, 4, 5, 10, 20, 499, 809, 998, 1618, 1996, 2495, 3236, 4045, 4990, 8090, 9980, 16180, 403691, 807382, 1614764, 2018455, 4036910, 8073820]

約数ペア:

[(1, 8073820), (2, 4036910), (4, 2018455), (5, 1614764), (10, 807382), (20, 403691), (499, 16180), (809, 9980), (998, 8090), (1618, 4990), (1996, 4045), (2495, 3236)]