16172820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89849}}^1$

素因数の和:89864

約数の個数: 36

約数和(自身を含む): 49058100

約数和(自身を除く): 32885280

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 89849, 179698, 269547, 359396, 449245, 539094, 808641, 898490, 1078188, 1347735, 1617282, 1796980, 2695470, 3234564, 4043205, 5390940, 8086410, 16172820]

約数ペア:

[(1, 16172820), (2, 8086410), (3, 5390940), (4, 4043205), (5, 3234564), (6, 2695470), (9, 1796980), (10, 1617282), (12, 1347735), (15, 1078188), (18, 898490), (20, 808641), (30, 539094), (36, 449245), (45, 359396), (60, 269547), (90, 179698), (180, 89849)]