201005170

素因数分解:

$2^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{20161}}^1$

素因数の和:21165

約数の個数: 16

約数和(自身を含む): 362190168

約数和(自身を除く): 161184998

約数列:

[1, 2, 5, 10, 997, 1994, 4985, 9970, 20161, 40322, 100805, 201610, 20100517, 40201034, 100502585, 201005170]

約数ペア:

[(1, 201005170), (2, 100502585), (5, 40201034), (10, 20100517), (997, 201610), (1994, 100805), (4985, 40322), (9970, 20161)]