390051260

素因数分解:

$2^2\times 5^1\times {\mathrm{809}}^1\times {\mathrm{24107}}^1$

素因数の和:24925

約数の個数: 24

約数和(自身を含む): 820154160

約数和(自身を除く): 430102900

約数列:

[1, 2, 4, 5, 10, 20, 809, 1618, 3236, 4045, 8090, 16180, 24107, 48214, 96428, 120535, 241070, 482140, 19502563, 39005126, 78010252, 97512815, 195025630, 390051260]

約数ペア:

[(1, 390051260), (2, 195025630), (4, 97512815), (5, 78010252), (10, 39005126), (20, 19502563), (809, 482140), (1618, 241070), (3236, 120535), (4045, 96428), (8090, 48214), (16180, 24107)]