27887360

素因数分解:

$2^8\times 5^1\times {\mathrm{21787}}^1$

素因数の和:21808

約数の個数: 36

約数和(自身を含む): 66802008

約数和(自身を除く): 38914648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 21787, 43574, 87148, 108935, 174296, 217870, 348592, 435740, 697184, 871480, 1394368, 1742960, 2788736, 3485920, 5577472, 6971840, 13943680, 27887360]

約数ペア:

[(1, 27887360), (2, 13943680), (4, 6971840), (5, 5577472), (8, 3485920), (10, 2788736), (16, 1742960), (20, 1394368), (32, 871480), (40, 697184), (64, 435740), (80, 348592), (128, 217870), (160, 174296), (256, 108935), (320, 87148), (640, 43574), (1280, 21787)]