31426280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{34159}}^1$

素因数の和:34193

約数の個数: 32

約数和(自身を含む): 73785600

約数和(自身を除く): 42359320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 34159, 68318, 136636, 170795, 273272, 341590, 683180, 785657, 1366360, 1571314, 3142628, 3928285, 6285256, 7856570, 15713140, 31426280]

約数ペア:

[(1, 31426280), (2, 15713140), (4, 7856570), (5, 6285256), (8, 3928285), (10, 3142628), (20, 1571314), (23, 1366360), (40, 785657), (46, 683180), (92, 341590), (115, 273272), (184, 170795), (230, 136636), (460, 68318), (920, 34159)]