4189405

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{211}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 5815584

約数和(自身を除く): 1626179

約数列:

[1, 5, 11, 19, 55, 95, 209, 211, 361, 1045, 1055, 1805, 2321, 3971, 4009, 11605, 19855, 20045, 44099, 76171, 220495, 380855, 837881, 4189405]

約数ペア:

[(1, 4189405), (5, 837881), (11, 380855), (19, 220495), (55, 76171), (95, 44099), (209, 20045), (211, 19855), (361, 11605), (1045, 4009), (1055, 3971), (1805, 2321)]