402200

素因数分解:

$2^3\times 5^2\times {\mathrm{2011}}^1$

素因数の和:2027

約数の個数: 24

約数和(自身を含む): 935580

約数和(自身を除く): 533380

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 2011, 4022, 8044, 10055, 16088, 20110, 40220, 50275, 80440, 100550, 201100, 402200]

約数ペア:

[(1, 402200), (2, 201100), (4, 100550), (5, 80440), (8, 50275), (10, 40220), (20, 20110), (25, 16088), (40, 10055), (50, 8044), (100, 4022), (200, 2011)]