138652520

素因数分解:

$2^3\times 5^1\times {\mathrm{3466313}}^1$

素因数の和:3466324

約数の個数: 16

約数和(自身を含む): 311968260

約数和(自身を除く): 173315740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3466313, 6932626, 13865252, 17331565, 27730504, 34663130, 69326260, 138652520]

約数ペア:

[(1, 138652520), (2, 69326260), (4, 34663130), (5, 27730504), (8, 17331565), (10, 13865252), (20, 6932626), (40, 3466313)]