47951980

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{33769}}^1$

素因数の和:33849

約数の個数: 24

約数和(自身を含む): 102120480

約数和(自身を除く): 54168500

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 33769, 67538, 135076, 168845, 337690, 675380, 2397599, 4795198, 9590396, 11987995, 23975990, 47951980]

約数ペア:

[(1, 47951980), (2, 23975990), (4, 11987995), (5, 9590396), (10, 4795198), (20, 2397599), (71, 675380), (142, 337690), (284, 168845), (355, 135076), (710, 67538), (1420, 33769)]