16221040

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18433}}^1$

素因数の和:18457

約数の個数: 40

約数和(自身を含む): 41144688

約数和(自身を除く): 24923648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 18433, 36866, 73732, 92165, 147464, 184330, 202763, 294928, 368660, 405526, 737320, 811052, 1013815, 1474640, 1622104, 2027630, 3244208, 4055260, 8110520, 16221040]

約数ペア:

[(1, 16221040), (2, 8110520), (4, 4055260), (5, 3244208), (8, 2027630), (10, 1622104), (11, 1474640), (16, 1013815), (20, 811052), (22, 737320), (40, 405526), (44, 368660), (55, 294928), (80, 202763), (88, 184330), (110, 147464), (176, 92165), (220, 73732), (440, 36866), (880, 18433)]