18021200

素因数分解:

$2^4\times 5^2\times {\mathrm{45053}}^1$

素因数の和:45071

約数の個数: 30

約数和(自身を含む): 43296894

約数和(自身を除く): 25275694

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 45053, 90106, 180212, 225265, 360424, 450530, 720848, 901060, 1126325, 1802120, 2252650, 3604240, 4505300, 9010600, 18021200]

約数ペア:

[(1, 18021200), (2, 9010600), (4, 4505300), (5, 3604240), (8, 2252650), (10, 1802120), (16, 1126325), (20, 901060), (25, 720848), (40, 450530), (50, 360424), (80, 225265), (100, 180212), (200, 90106), (400, 45053)]