22385840

素因数分解:

$2^4\times 5^1\times {\mathrm{279823}}^1$

素因数の和:279836

約数の個数: 20

約数和(自身を含む): 52047264

約数和(自身を除く): 29661424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 279823, 559646, 1119292, 1399115, 2238584, 2798230, 4477168, 5596460, 11192920, 22385840]

約数ペア:

[(1, 22385840), (2, 11192920), (4, 5596460), (5, 4477168), (8, 2798230), (10, 2238584), (16, 1399115), (20, 1119292), (40, 559646), (80, 279823)]