8649220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{6091}}^1$

素因数の和:6171

約数の個数: 24

約数和(自身を含む): 18422208

約数和(自身を除く): 9772988

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 6091, 12182, 24364, 30455, 60910, 121820, 432461, 864922, 1729844, 2162305, 4324610, 8649220]

約数ペア:

[(1, 8649220), (2, 4324610), (4, 2162305), (5, 1729844), (10, 864922), (20, 432461), (71, 121820), (142, 60910), (284, 30455), (355, 24364), (710, 12182), (1420, 6091)]