168267260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1201909}}^1$

素因数の和:1201925

約数の個数: 24

約数和(自身を含む): 403841760

約数和(自身を除く): 235574500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1201909, 2403818, 4807636, 6009545, 8413363, 12019090, 16826726, 24038180, 33653452, 42066815, 84133630, 168267260]

約数ペア:

[(1, 168267260), (2, 84133630), (4, 42066815), (5, 33653452), (7, 24038180), (10, 16826726), (14, 12019090), (20, 8413363), (28, 6009545), (35, 4807636), (70, 2403818), (140, 1201909)]