20069480

素因数分解:

$2^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{2803}}^1$

素因数の和:2993

約数の個数: 32

約数和(自身を含む): 45424800

約数和(自身を除く): 25355320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 179, 358, 716, 895, 1432, 1790, 2803, 3580, 5606, 7160, 11212, 14015, 22424, 28030, 56060, 112120, 501737, 1003474, 2006948, 2508685, 4013896, 5017370, 10034740, 20069480]

約数ペア:

[(1, 20069480), (2, 10034740), (4, 5017370), (5, 4013896), (8, 2508685), (10, 2006948), (20, 1003474), (40, 501737), (179, 112120), (358, 56060), (716, 28030), (895, 22424), (1432, 14015), (1790, 11212), (2803, 7160), (3580, 5606)]