20065015

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{4001}}^1$

素因数の和:4082

約数の個数: 16

約数和(自身を含む): 25932960

約数和(自身を除く): 5867945

約数列:

[1, 5, 17, 59, 85, 295, 1003, 4001, 5015, 20005, 68017, 236059, 340085, 1180295, 4013003, 20065015]

約数ペア:

[(1, 20065015), (5, 4013003), (17, 1180295), (59, 340085), (85, 236059), (295, 68017), (1003, 20005), (4001, 5015)]