39463220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27791}}^1$

素因数の和:27871

約数の個数: 24

約数和(自身を含む): 84043008

約数和(自身を除く): 44579788

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 27791, 55582, 111164, 138955, 277910, 555820, 1973161, 3946322, 7892644, 9865805, 19731610, 39463220]

約数ペア:

[(1, 39463220), (2, 19731610), (4, 9865805), (5, 7892644), (10, 3946322), (20, 1973161), (71, 555820), (142, 277910), (284, 138955), (355, 111164), (710, 55582), (1420, 27791)]