32031280

素因数分解:

$2^4\times 5^1\times {\mathrm{400391}}^1$

素因数の和:400404

約数の個数: 20

約数和(自身を含む): 74472912

約数和(自身を除く): 42441632

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 400391, 800782, 1601564, 2001955, 3203128, 4003910, 6406256, 8007820, 16015640, 32031280]

約数ペア:

[(1, 32031280), (2, 16015640), (4, 8007820), (5, 6406256), (8, 4003910), (10, 3203128), (16, 2001955), (20, 1601564), (40, 800782), (80, 400391)]