19285520

素因数分解:

$2^4\times 5^1\times {\mathrm{241069}}^1$

素因数の和:241082

約数の個数: 20

約数和(自身を含む): 44839020

約数和(自身を除く): 25553500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241069, 482138, 964276, 1205345, 1928552, 2410690, 3857104, 4821380, 9642760, 19285520]

約数ペア:

[(1, 19285520), (2, 9642760), (4, 4821380), (5, 3857104), (8, 2410690), (10, 1928552), (16, 1205345), (20, 964276), (40, 482138), (80, 241069)]