19565536040

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21266887}}^1$

素因数の和:21266921

約数の個数: 32

約数和(自身を含む): 45936478080

約数和(自身を除く): 26370942040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 21266887, 42533774, 85067548, 106334435, 170135096, 212668870, 425337740, 489138401, 850675480, 978276802, 1956553604, 2445692005, 3913107208, 4891384010, 9782768020, 19565536040]

約数ペア:

[(1, 19565536040), (2, 9782768020), (4, 4891384010), (5, 3913107208), (8, 2445692005), (10, 1956553604), (20, 978276802), (23, 850675480), (40, 489138401), (46, 425337740), (92, 212668870), (115, 170135096), (184, 106334435), (230, 85067548), (460, 42533774), (920, 21266887)]