154151540

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{163991}}^1$

素因数の和:164047

約数の個数: 24

約数和(自身を含む): 330607872

約数和(自身を除く): 176456332

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 163991, 327982, 655964, 819955, 1639910, 3279820, 7707577, 15415154, 30830308, 38537885, 77075770, 154151540]

約数ペア:

[(1, 154151540), (2, 77075770), (4, 38537885), (5, 30830308), (10, 15415154), (20, 7707577), (47, 3279820), (94, 1639910), (188, 819955), (235, 655964), (470, 327982), (940, 163991)]