40197235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{19949}}^1$

素因数の和:19998

約数の個数: 16

約数和(自身を含む): 53625600

約数和(自身を除く): 13428365

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 19949, 99745, 259337, 618419, 1296685, 3092095, 8039447, 40197235]

約数ペア:

[(1, 40197235), (5, 8039447), (13, 3092095), (31, 1296685), (65, 618419), (155, 259337), (403, 99745), (2015, 19949)]