13953920

素因数分解:

$2^7\times 5^1\times {\mathrm{21803}}^1$

素因数の和:21822

約数の個数: 32

約数和(自身を含む): 33360120

約数和(自身を除く): 19406200

約数列:

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

約数ペア:

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