39057220

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{431}}^1$

素因数の和:660

約数の個数: 48

約数和(自身を含む): 86220288

約数和(自身を除く): 47163068

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 197, 230, 394, 431, 460, 788, 862, 985, 1724, 1970, 2155, 3940, 4310, 4531, 8620, 9062, 9913, 18124, 19826, 22655, 39652, 45310, 49565, 84907, 90620, 99130, 169814, 198260, 339628, 424535, 849070, 1698140, 1952861, 3905722, 7811444, 9764305, 19528610, 39057220]

約数ペア:

[(1, 39057220), (2, 19528610), (4, 9764305), (5, 7811444), (10, 3905722), (20, 1952861), (23, 1698140), (46, 849070), (92, 424535), (115, 339628), (197, 198260), (230, 169814), (394, 99130), (431, 90620), (460, 84907), (788, 49565), (862, 45310), (985, 39652), (1724, 22655), (1970, 19826), (2155, 18124), (3940, 9913), (4310, 9062), (4531, 8620)]