28207360

素因数分解:

$2^8\times 5^1\times {\mathrm{22037}}^1$

素因数の和:22058

約数の個数: 36

約数和(自身を含む): 67568508

約数和(自身を除く): 39361148

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 22037, 44074, 88148, 110185, 176296, 220370, 352592, 440740, 705184, 881480, 1410368, 1762960, 2820736, 3525920, 5641472, 7051840, 14103680, 28207360]

約数ペア:

[(1, 28207360), (2, 14103680), (4, 7051840), (5, 5641472), (8, 3525920), (10, 2820736), (16, 1762960), (20, 1410368), (32, 881480), (40, 705184), (64, 440740), (80, 352592), (128, 220370), (160, 176296), (256, 110185), (320, 88148), (640, 44074), (1280, 22037)]