17994280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19559}}^1$

素因数の和:19593

約数の個数: 32

約数和(自身を含む): 42249600

約数和(自身を除く): 24255320

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 19559, 39118, 78236, 97795, 156472, 195590, 391180, 449857, 782360, 899714, 1799428, 2249285, 3598856, 4498570, 8997140, 17994280]

約数ペア:

[(1, 17994280), (2, 8997140), (4, 4498570), (5, 3598856), (8, 2249285), (10, 1799428), (20, 899714), (23, 782360), (40, 449857), (46, 391180), (92, 195590), (115, 156472), (184, 97795), (230, 78236), (460, 39118), (920, 19559)]