6519220

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4591}}^1$

素因数の和:4671

約数の個数: 24

約数和(自身を含む): 13886208

約数和(自身を除く): 7366988

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 4591, 9182, 18364, 22955, 45910, 91820, 325961, 651922, 1303844, 1629805, 3259610, 6519220]

約数ペア:

[(1, 6519220), (2, 3259610), (4, 1629805), (5, 1303844), (10, 651922), (20, 325961), (71, 91820), (142, 45910), (284, 22955), (355, 18364), (710, 9182), (1420, 4591)]