19748651840

素因数分解:

$2^6\times 5^1\times {\mathrm{61714537}}^1$

素因数の和:61714554

約数の個数: 28

約数和(自身を含む): 47026477956

約数和(自身を除く): 27277826116

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 61714537, 123429074, 246858148, 308572685, 493716296, 617145370, 987432592, 1234290740, 1974865184, 2468581480, 3949730368, 4937162960, 9874325920, 19748651840]

約数ペア:

[(1, 19748651840), (2, 9874325920), (4, 4937162960), (5, 3949730368), (8, 2468581480), (10, 1974865184), (16, 1234290740), (20, 987432592), (32, 617145370), (40, 493716296), (64, 308572685), (80, 246858148), (160, 123429074), (320, 61714537)]