32005520

素因数分解:

$2^4\times 5^1\times {\mathrm{400069}}^1$

素因数の和:400082

約数の個数: 20

約数和(自身を含む): 74413020

約数和(自身を除く): 42407500

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 400069, 800138, 1600276, 2000345, 3200552, 4000690, 6401104, 8001380, 16002760, 32005520]

約数ペア:

[(1, 32005520), (2, 16002760), (4, 8001380), (5, 6401104), (8, 4000690), (10, 3200552), (16, 2000345), (20, 1600276), (40, 800138), (80, 400069)]