22817920

素因数分解:

$2^7\times 5^1\times {\mathrm{101}}^1\times {\mathrm{353}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 55245240

約数和(自身を除く): 32427320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 320, 353, 404, 505, 640, 706, 808, 1010, 1412, 1616, 1765, 2020, 2824, 3232, 3530, 4040, 5648, 6464, 7060, 8080, 11296, 12928, 14120, 16160, 22592, 28240, 32320, 35653, 45184, 56480, 64640, 71306, 112960, 142612, 178265, 225920, 285224, 356530, 570448, 713060, 1140896, 1426120, 2281792, 2852240, 4563584, 5704480, 11408960, 22817920]

約数ペア:

[(1, 22817920), (2, 11408960), (4, 5704480), (5, 4563584), (8, 2852240), (10, 2281792), (16, 1426120), (20, 1140896), (32, 713060), (40, 570448), (64, 356530), (80, 285224), (101, 225920), (128, 178265), (160, 142612), (202, 112960), (320, 71306), (353, 64640), (404, 56480), (505, 45184), (640, 35653), (706, 32320), (808, 28240), (1010, 22592), (1412, 16160), (1616, 14120), (1765, 12928), (2020, 11296), (2824, 8080), (3232, 7060), (3530, 6464), (4040, 5648)]