3890020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{2903}}^1$

素因数の和:2979

約数の個数: 24

約数和(自身を含む): 8293824

約数和(自身を除く): 4403804

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1340, 2903, 5806, 11612, 14515, 29030, 58060, 194501, 389002, 778004, 972505, 1945010, 3890020]

約数ペア:

[(1, 3890020), (2, 1945010), (4, 972505), (5, 778004), (10, 389002), (20, 194501), (67, 58060), (134, 29030), (268, 14515), (335, 11612), (670, 5806), (1340, 2903)]