51712280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{56209}}^1$

素因数の和:56243

約数の個数: 32

約数和(自身を含む): 121413600

約数和(自身を除く): 69701320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 56209, 112418, 224836, 281045, 449672, 562090, 1124180, 1292807, 2248360, 2585614, 5171228, 6464035, 10342456, 12928070, 25856140, 51712280]

約数ペア:

[(1, 51712280), (2, 25856140), (4, 12928070), (5, 10342456), (8, 6464035), (10, 5171228), (20, 2585614), (23, 2248360), (40, 1292807), (46, 1124180), (92, 562090), (115, 449672), (184, 281045), (230, 224836), (460, 112418), (920, 56209)]