20222545

素因数分解:

$5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{1399}}^1$

素因数の和:1477

約数の個数: 24

約数和(自身を含む): 28728000

約数和(自身を除く): 8505455

約数列:

[1, 5, 7, 35, 49, 59, 245, 295, 413, 1399, 2065, 2891, 6995, 9793, 14455, 48965, 68551, 82541, 342755, 412705, 577787, 2888935, 4044509, 20222545]

約数ペア:

[(1, 20222545), (5, 4044509), (7, 2888935), (35, 577787), (49, 412705), (59, 342755), (245, 82541), (295, 68551), (413, 48965), (1399, 14455), (2065, 9793), (2891, 6995)]