20792368720

素因数分解:

$2^4\times 5^1\times {\mathrm{259904609}}^1$

素因数の和:259904622

約数の個数: 20

約数和(自身を含む): 48342257460

約数和(自身を除く): 27549888740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 259904609, 519809218, 1039618436, 1299523045, 2079236872, 2599046090, 4158473744, 5198092180, 10396184360, 20792368720]

約数ペア:

[(1, 20792368720), (2, 10396184360), (4, 5198092180), (5, 4158473744), (8, 2599046090), (10, 2079236872), (16, 1299523045), (20, 1039618436), (40, 519809218), (80, 259904609)]