40337744

素因数分解:

$2^4\times {\mathrm{389}}^1\times {\mathrm{6481}}^1$

素因数の和:6878

約数の個数: 20

約数和(自身を含む): 78367380

約数和(自身を除く): 38029636

約数列:

[1, 2, 4, 8, 16, 389, 778, 1556, 3112, 6224, 6481, 12962, 25924, 51848, 103696, 2521109, 5042218, 10084436, 20168872, 40337744]

約数ペア:

[(1, 40337744), (2, 20168872), (4, 10084436), (8, 5042218), (16, 2521109), (389, 103696), (778, 51848), (1556, 25924), (3112, 12962), (6224, 6481)]