63680740

素因数分解:

$2^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{4817}}^1$

素因数の和:5487

約数の個数: 24

約数和(自身を含む): 133959672

約数和(自身を除く): 70278932

約数列:

[1, 2, 4, 5, 10, 20, 661, 1322, 2644, 3305, 4817, 6610, 9634, 13220, 19268, 24085, 48170, 96340, 3184037, 6368074, 12736148, 15920185, 31840370, 63680740]

約数ペア:

[(1, 63680740), (2, 31840370), (4, 15920185), (5, 12736148), (10, 6368074), (20, 3184037), (661, 96340), (1322, 48170), (2644, 24085), (3305, 19268), (4817, 13220), (6610, 9634)]