20005500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13337}}^1$

素因数の和:13359

約数の個数: 48

約数和(自身を含む): 58260384

約数和(自身を除く): 38254884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 150, 250, 300, 375, 500, 750, 1500, 13337, 26674, 40011, 53348, 66685, 80022, 133370, 160044, 200055, 266740, 333425, 400110, 666850, 800220, 1000275, 1333700, 1667125, 2000550, 3334250, 4001100, 5001375, 6668500, 10002750, 20005500]

約数ペア:

[(1, 20005500), (2, 10002750), (3, 6668500), (4, 5001375), (5, 4001100), (6, 3334250), (10, 2000550), (12, 1667125), (15, 1333700), (20, 1000275), (25, 800220), (30, 666850), (50, 400110), (60, 333425), (75, 266740), (100, 200055), (125, 160044), (150, 133370), (250, 80022), (300, 66685), (375, 53348), (500, 40011), (750, 26674), (1500, 13337)]