16708520

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{3049}}^1$

素因数の和:3197

約数の個数: 32

約数和(自身を含む): 37881000

約数和(自身を除く): 21172480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 2740, 3049, 5480, 6098, 12196, 15245, 24392, 30490, 60980, 121960, 417713, 835426, 1670852, 2088565, 3341704, 4177130, 8354260, 16708520]

約数ペア:

[(1, 16708520), (2, 8354260), (4, 4177130), (5, 3341704), (8, 2088565), (10, 1670852), (20, 835426), (40, 417713), (137, 121960), (274, 60980), (548, 30490), (685, 24392), (1096, 15245), (1370, 12196), (2740, 6098), (3049, 5480)]