20300270

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{19709}}^1$

素因数の和:19819

約数の個数: 16

約数和(自身を含む): 36897120

約数和(自身を除く): 16596850

約数列:

[1, 2, 5, 10, 103, 206, 515, 1030, 19709, 39418, 98545, 197090, 2030027, 4060054, 10150135, 20300270]

約数ペア:

[(1, 20300270), (2, 10150135), (5, 4060054), (10, 2030027), (103, 197090), (206, 98545), (515, 39418), (1030, 19709)]