13558000

素因数分解:

$2^4\times 5^3\times {\mathrm{6779}}^1$

素因数の和:6802

約数の個数: 40

約数和(自身を含む): 32788080

約数和(自身を除く): 19230080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 6779, 13558, 27116, 33895, 54232, 67790, 108464, 135580, 169475, 271160, 338950, 542320, 677900, 847375, 1355800, 1694750, 2711600, 3389500, 6779000, 13558000]

約数ペア:

[(1, 13558000), (2, 6779000), (4, 3389500), (5, 2711600), (8, 1694750), (10, 1355800), (16, 847375), (20, 677900), (25, 542320), (40, 338950), (50, 271160), (80, 169475), (100, 135580), (125, 108464), (200, 67790), (250, 54232), (400, 33895), (500, 27116), (1000, 13558), (2000, 6779)]