27907840

素因数分解:

$2^8\times 5^1\times {\mathrm{21803}}^1$

素因数の和:21824

約数の個数: 36

約数和(自身を含む): 66851064

約数和(自身を除く): 38943224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 21803, 43606, 87212, 109015, 174424, 218030, 348848, 436060, 697696, 872120, 1395392, 1744240, 2790784, 3488480, 5581568, 6976960, 13953920, 27907840]

約数ペア:

[(1, 27907840), (2, 13953920), (4, 6976960), (5, 5581568), (8, 3488480), (10, 2790784), (16, 1744240), (20, 1395392), (32, 872120), (40, 697696), (64, 436060), (80, 348848), (128, 218030), (160, 174424), (256, 109015), (320, 87212), (640, 43606), (1280, 21803)]