38515940

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{9127}}^1$

素因数の和:9347

約数の個数: 24

約数和(自身を含む): 81275712

約数和(自身を除く): 42759772

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 9127, 18254, 36508, 45635, 91270, 182540, 1925797, 3851594, 7703188, 9628985, 19257970, 38515940]

約数ペア:

[(1, 38515940), (2, 19257970), (4, 9628985), (5, 7703188), (10, 3851594), (20, 1925797), (211, 182540), (422, 91270), (844, 45635), (1055, 36508), (2110, 18254), (4220, 9127)]