47921240

素因数分解:

$2^3\times 5^1\times {\mathrm{439}}^1\times {\mathrm{2729}}^1$

素因数の和:3179

約数の個数: 32

約数和(自身を含む): 108108000

約数和(自身を除く): 60186760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 439, 878, 1756, 2195, 2729, 3512, 4390, 5458, 8780, 10916, 13645, 17560, 21832, 27290, 54580, 109160, 1198031, 2396062, 4792124, 5990155, 9584248, 11980310, 23960620, 47921240]

約数ペア:

[(1, 47921240), (2, 23960620), (4, 11980310), (5, 9584248), (8, 5990155), (10, 4792124), (20, 2396062), (40, 1198031), (439, 109160), (878, 54580), (1756, 27290), (2195, 21832), (2729, 17560), (3512, 13645), (4390, 10916), (5458, 8780)]