207732920

素因数分解:

$2^3\times 5^1\times {\mathrm{1009}}^1\times {\mathrm{5147}}^1$

素因数の和:6167

約数の個数: 32

約数和(自身を含む): 467953200

約数和(自身を除く): 260220280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1009, 2018, 4036, 5045, 5147, 8072, 10090, 10294, 20180, 20588, 25735, 40360, 41176, 51470, 102940, 205880, 5193323, 10386646, 20773292, 25966615, 41546584, 51933230, 103866460, 207732920]

約数ペア:

[(1, 207732920), (2, 103866460), (4, 51933230), (5, 41546584), (8, 25966615), (10, 20773292), (20, 10386646), (40, 5193323), (1009, 205880), (2018, 102940), (4036, 51470), (5045, 41176), (5147, 40360), (8072, 25735), (10090, 20588), (10294, 20180)]